18122104

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 47738880

約数和(自身を除く): 29616776

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 73, 77, 88, 91, 104, 124, 143, 146, 154, 182, 217, 248, 286, 292, 308, 341, 364, 403, 434, 511, 572, 584, 616, 682, 728, 803, 806, 868, 949, 1001, 1022, 1144, 1364, 1606, 1612, 1736, 1898, 2002, 2044, 2263, 2387, 2728, 2821, 3212, 3224, 3796, 4004, 4088, 4433, 4526, 4774, 5621, 5642, 6424, 6643, 7592, 8008, 8866, 9052, 9548, 10439, 11242, 11284, 13286, 15841, 17732, 18104, 19096, 20878, 22484, 22568, 24893, 26572, 29419, 31031, 31682, 35464, 41756, 44968, 49786, 53144, 58838, 62062, 63364, 73073, 83512, 99572, 117676, 124124, 126728, 146146, 174251, 199144, 205933, 235352, 248248, 292292, 323609, 348502, 411866, 584584, 647218, 697004, 823732, 1294436, 1394008, 1647464, 2265263, 2588872, 4530526, 9061052, 18122104]

約数ペア:

[(1, 18122104), (2, 9061052), (4, 4530526), (7, 2588872), (8, 2265263), (11, 1647464), (13, 1394008), (14, 1294436), (22, 823732), (26, 697004), (28, 647218), (31, 584584), (44, 411866), (52, 348502), (56, 323609), (62, 292292), (73, 248248), (77, 235352), (88, 205933), (91, 199144), (104, 174251), (124, 146146), (143, 126728), (146, 124124), (154, 117676), (182, 99572), (217, 83512), (248, 73073), (286, 63364), (292, 62062), (308, 58838), (341, 53144), (364, 49786), (403, 44968), (434, 41756), (511, 35464), (572, 31682), (584, 31031), (616, 29419), (682, 26572), (728, 24893), (803, 22568), (806, 22484), (868, 20878), (949, 19096), (1001, 18104), (1022, 17732), (1144, 15841), (1364, 13286), (1606, 11284), (1612, 11242), (1736, 10439), (1898, 9548), (2002, 9052), (2044, 8866), (2263, 8008), (2387, 7592), (2728, 6643), (2821, 6424), (3212, 5642), (3224, 5621), (3796, 4774), (4004, 4526), (4088, 4433)]