20015632

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 48746880

約数和(自身を除く): 28731248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 59, 91, 104, 112, 118, 182, 208, 233, 236, 364, 413, 466, 472, 728, 767, 826, 932, 944, 1456, 1534, 1631, 1652, 1864, 3029, 3068, 3262, 3304, 3728, 5369, 6058, 6136, 6524, 6608, 10738, 12116, 12272, 13048, 13747, 21203, 21476, 24232, 26096, 27494, 42406, 42952, 48464, 54988, 84812, 85904, 96229, 109976, 169624, 178711, 192458, 219952, 339248, 357422, 384916, 714844, 769832, 1250977, 1429688, 1539664, 2501954, 2859376, 5003908, 10007816, 20015632]

約数ペア:

[(1, 20015632), (2, 10007816), (4, 5003908), (7, 2859376), (8, 2501954), (13, 1539664), (14, 1429688), (16, 1250977), (26, 769832), (28, 714844), (52, 384916), (56, 357422), (59, 339248), (91, 219952), (104, 192458), (112, 178711), (118, 169624), (182, 109976), (208, 96229), (233, 85904), (236, 84812), (364, 54988), (413, 48464), (466, 42952), (472, 42406), (728, 27494), (767, 26096), (826, 24232), (932, 21476), (944, 21203), (1456, 13747), (1534, 13048), (1631, 12272), (1652, 12116), (1864, 10738), (3029, 6608), (3068, 6524), (3262, 6136), (3304, 6058), (3728, 5369)]