18855648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 62899200

約数和(自身を除く): 44043552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 72, 84, 94, 96, 112, 126, 141, 144, 168, 188, 199, 224, 252, 282, 288, 329, 336, 376, 398, 423, 504, 564, 597, 658, 672, 752, 796, 846, 987, 1008, 1128, 1194, 1316, 1393, 1504, 1592, 1692, 1791, 1974, 2016, 2256, 2388, 2632, 2786, 2961, 3184, 3384, 3582, 3948, 4179, 4512, 4776, 5264, 5572, 5922, 6368, 6768, 7164, 7896, 8358, 9353, 9552, 10528, 11144, 11844, 12537, 13536, 14328, 15792, 16716, 18706, 19104, 22288, 23688, 25074, 28059, 28656, 31584, 33432, 37412, 44576, 47376, 50148, 56118, 57312, 65471, 66864, 74824, 84177, 94752, 100296, 112236, 130942, 133728, 149648, 168354, 196413, 200592, 224472, 261884, 299296, 336708, 392826, 401184, 448944, 523768, 589239, 673416, 785652, 897888, 1047536, 1178478, 1346832, 1571304, 2095072, 2356956, 2693664, 3142608, 4713912, 6285216, 9427824, 18855648]

約数ペア:

[(1, 18855648), (2, 9427824), (3, 6285216), (4, 4713912), (6, 3142608), (7, 2693664), (8, 2356956), (9, 2095072), (12, 1571304), (14, 1346832), (16, 1178478), (18, 1047536), (21, 897888), (24, 785652), (28, 673416), (32, 589239), (36, 523768), (42, 448944), (47, 401184), (48, 392826), (56, 336708), (63, 299296), (72, 261884), (84, 224472), (94, 200592), (96, 196413), (112, 168354), (126, 149648), (141, 133728), (144, 130942), (168, 112236), (188, 100296), (199, 94752), (224, 84177), (252, 74824), (282, 66864), (288, 65471), (329, 57312), (336, 56118), (376, 50148), (398, 47376), (423, 44576), (504, 37412), (564, 33432), (597, 31584), (658, 28656), (672, 28059), (752, 25074), (796, 23688), (846, 22288), (987, 19104), (1008, 18706), (1128, 16716), (1194, 15792), (1316, 14328), (1393, 13536), (1504, 12537), (1592, 11844), (1692, 11144), (1791, 10528), (1974, 9552), (2016, 9353), (2256, 8358), (2388, 7896), (2632, 7164), (2786, 6768), (2961, 6368), (3184, 5922), (3384, 5572), (3582, 5264), (3948, 4776), (4179, 4512)]