19498380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1007

約数の個数: 96

約数和(自身を含む): 61544448

約数和(自身を除く): 42046068

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 953, 1023, 1364, 1705, 1860, 1906, 2046, 2859, 3410, 3812, 4092, 4765, 5115, 5718, 6820, 9530, 10230, 10483, 11436, 14295, 19060, 20460, 20966, 28590, 29543, 31449, 41932, 52415, 57180, 59086, 62898, 88629, 104830, 118172, 125796, 147715, 157245, 177258, 209660, 295430, 314490, 324973, 354516, 443145, 590860, 628980, 649946, 886290, 974919, 1299892, 1624865, 1772580, 1949838, 3249730, 3899676, 4874595, 6499460, 9749190, 19498380]

約数ペア:

[(1, 19498380), (2, 9749190), (3, 6499460), (4, 4874595), (5, 3899676), (6, 3249730), (10, 1949838), (11, 1772580), (12, 1624865), (15, 1299892), (20, 974919), (22, 886290), (30, 649946), (31, 628980), (33, 590860), (44, 443145), (55, 354516), (60, 324973), (62, 314490), (66, 295430), (93, 209660), (110, 177258), (124, 157245), (132, 147715), (155, 125796), (165, 118172), (186, 104830), (220, 88629), (310, 62898), (330, 59086), (341, 57180), (372, 52415), (465, 41932), (620, 31449), (660, 29543), (682, 28590), (930, 20966), (953, 20460), (1023, 19060), (1364, 14295), (1705, 11436), (1860, 10483), (1906, 10230), (2046, 9530), (2859, 6820), (3410, 5718), (3812, 5115), (4092, 4765)]