187768984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 395136000

約数和(自身を除く): 207367016

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 139, 248, 278, 403, 419, 556, 806, 838, 1112, 1612, 1676, 1807, 3224, 3352, 3614, 4309, 5447, 7228, 8618, 10894, 12989, 14456, 17236, 21788, 25978, 34472, 43576, 51956, 56017, 58241, 103912, 112034, 116482, 168857, 224068, 232964, 337714, 448136, 465928, 675428, 757133, 1350856, 1514266, 1805471, 3028532, 3610942, 6057064, 7221884, 14443768, 23471123, 46942246, 93884492, 187768984]

約数ペア:

[(1, 187768984), (2, 93884492), (4, 46942246), (8, 23471123), (13, 14443768), (26, 7221884), (31, 6057064), (52, 3610942), (62, 3028532), (104, 1805471), (124, 1514266), (139, 1350856), (248, 757133), (278, 675428), (403, 465928), (419, 448136), (556, 337714), (806, 232964), (838, 224068), (1112, 168857), (1612, 116482), (1676, 112034), (1807, 103912), (3224, 58241), (3352, 56017), (3614, 51956), (4309, 43576), (5447, 34472), (7228, 25978), (8618, 21788), (10894, 17236), (12989, 14456)]