19697490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11519}}^1$

素因数の和:11551

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 34216110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11519, 23038, 34557, 57595, 69114, 103671, 115190, 172785, 207342, 218861, 345570, 437722, 518355, 656583, 1036710, 1094305, 1313166, 1969749, 2188610, 3282915, 3939498, 6565830, 9848745, 19697490]

約数ペア:

[(1, 19697490), (2, 9848745), (3, 6565830), (5, 3939498), (6, 3282915), (9, 2188610), (10, 1969749), (15, 1313166), (18, 1094305), (19, 1036710), (30, 656583), (38, 518355), (45, 437722), (57, 345570), (90, 218861), (95, 207342), (114, 172785), (171, 115190), (190, 103671), (285, 69114), (342, 57595), (570, 34557), (855, 23038), (1710, 11519)]