18231318

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 49061376

約数和(自身を除く): 30830058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 233, 243, 322, 378, 414, 466, 483, 486, 567, 621, 699, 966, 1134, 1242, 1398, 1449, 1631, 1701, 1863, 2097, 2898, 3262, 3402, 3726, 4194, 4347, 4893, 5359, 5589, 6291, 8694, 9786, 10718, 11178, 12582, 13041, 14679, 16077, 18873, 26082, 29358, 32154, 37513, 37746, 39123, 44037, 48231, 56619, 75026, 78246, 88074, 96462, 112539, 113238, 132111, 144693, 225078, 264222, 289386, 337617, 396333, 434079, 675234, 792666, 868158, 1012851, 1302237, 2025702, 2604474, 3038553, 6077106, 9115659, 18231318]

約数ペア:

[(1, 18231318), (2, 9115659), (3, 6077106), (6, 3038553), (7, 2604474), (9, 2025702), (14, 1302237), (18, 1012851), (21, 868158), (23, 792666), (27, 675234), (42, 434079), (46, 396333), (54, 337617), (63, 289386), (69, 264222), (81, 225078), (126, 144693), (138, 132111), (161, 113238), (162, 112539), (189, 96462), (207, 88074), (233, 78246), (243, 75026), (322, 56619), (378, 48231), (414, 44037), (466, 39123), (483, 37746), (486, 37513), (567, 32154), (621, 29358), (699, 26082), (966, 18873), (1134, 16077), (1242, 14679), (1398, 13041), (1449, 12582), (1631, 11178), (1701, 10718), (1863, 9786), (2097, 8694), (2898, 6291), (3262, 5589), (3402, 5359), (3726, 4893), (4194, 4347)]