18663437268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{63901}}^1$

素因数の和:63998

約数の個数: 144

約数和(自身を含む): 57685613440

約数和(自身を除く): 39022176172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 61, 63, 76, 84, 114, 122, 126, 133, 171, 183, 228, 244, 252, 266, 342, 366, 399, 427, 532, 549, 684, 732, 798, 854, 1098, 1159, 1197, 1281, 1596, 1708, 2196, 2318, 2394, 2562, 3477, 3843, 4636, 4788, 5124, 6954, 7686, 8113, 10431, 13908, 15372, 16226, 20862, 24339, 32452, 41724, 48678, 63901, 73017, 97356, 127802, 146034, 191703, 255604, 292068, 383406, 447307, 575109, 766812, 894614, 1150218, 1214119, 1341921, 1789228, 2300436, 2428238, 2683842, 3642357, 3897961, 4025763, 4856476, 5367684, 7284714, 7795922, 8051526, 8498833, 10927071, 11693883, 14569428, 15591844, 16103052, 16997666, 21854142, 23387766, 25496499, 27285727, 33995332, 35081649, 43708284, 46775532, 50992998, 54571454, 70163298, 74061259, 76489497, 81857181, 101985996, 109142908, 140326596, 148122518, 152978994, 163714362, 222183777, 245571543, 296245036, 305957988, 327428724, 444367554, 491143086, 518428813, 666551331, 888735108, 982286172, 1036857626, 1333102662, 1555286439, 2073715252, 2666205324, 3110572878, 4665859317, 6221145756, 9331718634, 18663437268]

約数ペア:

[(1, 18663437268), (2, 9331718634), (3, 6221145756), (4, 4665859317), (6, 3110572878), (7, 2666205324), (9, 2073715252), (12, 1555286439), (14, 1333102662), (18, 1036857626), (19, 982286172), (21, 888735108), (28, 666551331), (36, 518428813), (38, 491143086), (42, 444367554), (57, 327428724), (61, 305957988), (63, 296245036), (76, 245571543), (84, 222183777), (114, 163714362), (122, 152978994), (126, 148122518), (133, 140326596), (171, 109142908), (183, 101985996), (228, 81857181), (244, 76489497), (252, 74061259), (266, 70163298), (342, 54571454), (366, 50992998), (399, 46775532), (427, 43708284), (532, 35081649), (549, 33995332), (684, 27285727), (732, 25496499), (798, 23387766), (854, 21854142), (1098, 16997666), (1159, 16103052), (1197, 15591844), (1281, 14569428), (1596, 11693883), (1708, 10927071), (2196, 8498833), (2318, 8051526), (2394, 7795922), (2562, 7284714), (3477, 5367684), (3843, 4856476), (4636, 4025763), (4788, 3897961), (5124, 3642357), (6954, 2683842), (7686, 2428238), (8113, 2300436), (10431, 1789228), (13908, 1341921), (15372, 1214119), (16226, 1150218), (20862, 894614), (24339, 766812), (32452, 575109), (41724, 447307), (48678, 383406), (63901, 292068), (73017, 255604), (97356, 191703), (127802, 146034)]