18563376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 52496640

約数和(自身を除く): 33933264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 419, 426, 568, 624, 838, 852, 923, 1136, 1257, 1676, 1704, 1846, 2514, 2769, 3352, 3408, 3692, 5028, 5447, 5538, 6704, 7384, 10056, 10894, 11076, 14768, 16341, 20112, 21788, 22152, 29749, 32682, 43576, 44304, 59498, 65364, 87152, 89247, 118996, 130728, 178494, 237992, 261456, 356988, 386737, 475984, 713976, 773474, 1160211, 1427952, 1546948, 2320422, 3093896, 4640844, 6187792, 9281688, 18563376]

約数ペア:

[(1, 18563376), (2, 9281688), (3, 6187792), (4, 4640844), (6, 3093896), (8, 2320422), (12, 1546948), (13, 1427952), (16, 1160211), (24, 773474), (26, 713976), (39, 475984), (48, 386737), (52, 356988), (71, 261456), (78, 237992), (104, 178494), (142, 130728), (156, 118996), (208, 89247), (213, 87152), (284, 65364), (312, 59498), (419, 44304), (426, 43576), (568, 32682), (624, 29749), (838, 22152), (852, 21788), (923, 20112), (1136, 16341), (1257, 14768), (1676, 11076), (1704, 10894), (1846, 10056), (2514, 7384), (2769, 6704), (3352, 5538), (3408, 5447), (3692, 5028)]