19108710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 80

約数和(自身を含む): 53108352

約数和(自身を除く): 33999642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 761, 810, 837, 930, 1395, 1522, 1674, 2283, 2511, 2790, 3805, 4185, 4566, 5022, 6849, 7610, 8370, 11415, 12555, 13698, 20547, 22830, 23591, 25110, 34245, 41094, 47182, 61641, 68490, 70773, 102735, 117955, 123282, 141546, 205470, 212319, 235910, 308205, 353865, 424638, 616410, 636957, 707730, 1061595, 1273914, 1910871, 2123190, 3184785, 3821742, 6369570, 9554355, 19108710]

約数ペア:

[(1, 19108710), (2, 9554355), (3, 6369570), (5, 3821742), (6, 3184785), (9, 2123190), (10, 1910871), (15, 1273914), (18, 1061595), (27, 707730), (30, 636957), (31, 616410), (45, 424638), (54, 353865), (62, 308205), (81, 235910), (90, 212319), (93, 205470), (135, 141546), (155, 123282), (162, 117955), (186, 102735), (270, 70773), (279, 68490), (310, 61641), (405, 47182), (465, 41094), (558, 34245), (761, 25110), (810, 23591), (837, 22830), (930, 20547), (1395, 13698), (1522, 12555), (1674, 11415), (2283, 8370), (2511, 7610), (2790, 6849), (3805, 5022), (4185, 4566)]