18474768

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 120

約数和(自身を含む): 56871360

約数和(自身を除く): 38396592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 71, 72, 78, 104, 117, 139, 142, 144, 156, 208, 213, 234, 278, 284, 312, 417, 426, 468, 556, 568, 624, 639, 834, 852, 923, 936, 1112, 1136, 1251, 1278, 1668, 1704, 1807, 1846, 1872, 2224, 2502, 2556, 2769, 3336, 3408, 3614, 3692, 5004, 5112, 5421, 5538, 6672, 7228, 7384, 8307, 9869, 10008, 10224, 10842, 11076, 14456, 14768, 16263, 16614, 19738, 20016, 21684, 22152, 28912, 29607, 32526, 33228, 39476, 43368, 44304, 59214, 65052, 66456, 78952, 86736, 88821, 118428, 128297, 130104, 132912, 157904, 177642, 236856, 256594, 260208, 355284, 384891, 473712, 513188, 710568, 769782, 1026376, 1154673, 1421136, 1539564, 2052752, 2309346, 3079128, 4618692, 6158256, 9237384, 18474768]

約数ペア:

[(1, 18474768), (2, 9237384), (3, 6158256), (4, 4618692), (6, 3079128), (8, 2309346), (9, 2052752), (12, 1539564), (13, 1421136), (16, 1154673), (18, 1026376), (24, 769782), (26, 710568), (36, 513188), (39, 473712), (48, 384891), (52, 355284), (71, 260208), (72, 256594), (78, 236856), (104, 177642), (117, 157904), (139, 132912), (142, 130104), (144, 128297), (156, 118428), (208, 88821), (213, 86736), (234, 78952), (278, 66456), (284, 65052), (312, 59214), (417, 44304), (426, 43368), (468, 39476), (556, 33228), (568, 32526), (624, 29607), (639, 28912), (834, 22152), (852, 21684), (923, 20016), (936, 19738), (1112, 16614), (1136, 16263), (1251, 14768), (1278, 14456), (1668, 11076), (1704, 10842), (1807, 10224), (1846, 10008), (1872, 9869), (2224, 8307), (2502, 7384), (2556, 7228), (2769, 6672), (3336, 5538), (3408, 5421), (3614, 5112), (3692, 5004)]