19765104

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 34517136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 359, 372, 444, 496, 592, 718, 744, 888, 1077, 1147, 1436, 1488, 1776, 2154, 2294, 2872, 3441, 4308, 4588, 5744, 6882, 8616, 9176, 11129, 13283, 13764, 17232, 18352, 22258, 26566, 27528, 33387, 39849, 44516, 53132, 55056, 66774, 79698, 89032, 106264, 133548, 159396, 178064, 212528, 267096, 318792, 411773, 534192, 637584, 823546, 1235319, 1647092, 2470638, 3294184, 4941276, 6588368, 9882552, 19765104]

約数ペア:

[(1, 19765104), (2, 9882552), (3, 6588368), (4, 4941276), (6, 3294184), (8, 2470638), (12, 1647092), (16, 1235319), (24, 823546), (31, 637584), (37, 534192), (48, 411773), (62, 318792), (74, 267096), (93, 212528), (111, 178064), (124, 159396), (148, 133548), (186, 106264), (222, 89032), (248, 79698), (296, 66774), (359, 55056), (372, 53132), (444, 44516), (496, 39849), (592, 33387), (718, 27528), (744, 26566), (888, 22258), (1077, 18352), (1147, 17232), (1436, 13764), (1488, 13283), (1776, 11129), (2154, 9176), (2294, 8616), (2872, 6882), (3441, 5744), (4308, 4588)]