19096220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 47548032

約数和(自身を除く): 28451812

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 607, 715, 1210, 1214, 1430, 1573, 2420, 2428, 2860, 3035, 3146, 6070, 6292, 6677, 7865, 7891, 12140, 13354, 15730, 15782, 26708, 31460, 31564, 33385, 39455, 66770, 73447, 78910, 86801, 133540, 146894, 157820, 173602, 293788, 347204, 367235, 434005, 734470, 868010, 954811, 1468940, 1736020, 1909622, 3819244, 4774055, 9548110, 19096220]

約数ペア:

[(1, 19096220), (2, 9548110), (4, 4774055), (5, 3819244), (10, 1909622), (11, 1736020), (13, 1468940), (20, 954811), (22, 868010), (26, 734470), (44, 434005), (52, 367235), (55, 347204), (65, 293788), (110, 173602), (121, 157820), (130, 146894), (143, 133540), (220, 86801), (242, 78910), (260, 73447), (286, 66770), (484, 39455), (572, 33385), (605, 31564), (607, 31460), (715, 26708), (1210, 15782), (1214, 15730), (1430, 13354), (1573, 12140), (2420, 7891), (2428, 7865), (2860, 6677), (3035, 6292), (3146, 6070)]