16689790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 35380800

約数和(自身を除く): 18691010

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 190, 233, 247, 290, 377, 466, 494, 551, 754, 1102, 1165, 1235, 1885, 2330, 2470, 2755, 3029, 3770, 4427, 5510, 6058, 6757, 7163, 8854, 13514, 14326, 15145, 22135, 30290, 33785, 35815, 44270, 57551, 67570, 71630, 87841, 115102, 128383, 175682, 256766, 287755, 439205, 575510, 641915, 878410, 1283830, 1668979, 3337958, 8344895, 16689790]

約数ペア:

[(1, 16689790), (2, 8344895), (5, 3337958), (10, 1668979), (13, 1283830), (19, 878410), (26, 641915), (29, 575510), (38, 439205), (58, 287755), (65, 256766), (95, 175682), (130, 128383), (145, 115102), (190, 87841), (233, 71630), (247, 67570), (290, 57551), (377, 44270), (466, 35815), (494, 33785), (551, 30290), (754, 22135), (1102, 15145), (1165, 14326), (1235, 13514), (1885, 8854), (2330, 7163), (2470, 6757), (2755, 6058), (3029, 5510), (3770, 4427)]