18683639136

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{473531}}^1$

素因数の和:473684

約数の個数: 72

約数和(自身を含む): 53519533704

約数和(自身を除く): 34835894568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4384, 4932, 6576, 9864, 13152, 19728, 39456, 473531, 947062, 1420593, 1894124, 2841186, 3788248, 4261779, 5682372, 7576496, 8523558, 11364744, 15152992, 17047116, 22729488, 34094232, 45458976, 64873747, 68188464, 129747494, 136376928, 194621241, 259494988, 389242482, 518989976, 583863723, 778484964, 1037979952, 1167727446, 1556969928, 2075959904, 2335454892, 3113939856, 4670909784, 6227879712, 9341819568, 18683639136]

約数ペア:

[(1, 18683639136), (2, 9341819568), (3, 6227879712), (4, 4670909784), (6, 3113939856), (8, 2335454892), (9, 2075959904), (12, 1556969928), (16, 1167727446), (18, 1037979952), (24, 778484964), (32, 583863723), (36, 518989976), (48, 389242482), (72, 259494988), (96, 194621241), (137, 136376928), (144, 129747494), (274, 68188464), (288, 64873747), (411, 45458976), (548, 34094232), (822, 22729488), (1096, 17047116), (1233, 15152992), (1644, 11364744), (2192, 8523558), (2466, 7576496), (3288, 5682372), (4384, 4261779), (4932, 3788248), (6576, 2841186), (9864, 1894124), (13152, 1420593), (19728, 947062), (39456, 473531)]