20803077837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{60083}}^1$

素因数の和:60210

約数の個数: 48

約数和(自身を含む): 33293265408

約数和(自身を除く): 12490187571

約数列:

[1, 3, 9, 17, 31, 51, 73, 93, 153, 219, 279, 527, 657, 1241, 1581, 2263, 3723, 4743, 6789, 11169, 20367, 38471, 60083, 115413, 180249, 346239, 540747, 1021411, 1862573, 3064233, 4386059, 5587719, 9192699, 13158177, 16763157, 31663741, 39474531, 74563003, 94991223, 135967829, 223689009, 284973669, 407903487, 671067027, 1223710461, 2311453093, 6934359279, 20803077837]

約数ペア:

[(1, 20803077837), (3, 6934359279), (9, 2311453093), (17, 1223710461), (31, 671067027), (51, 407903487), (73, 284973669), (93, 223689009), (153, 135967829), (219, 94991223), (279, 74563003), (527, 39474531), (657, 31663741), (1241, 16763157), (1581, 13158177), (2263, 9192699), (3723, 5587719), (4743, 4386059), (6789, 3064233), (11169, 1862573), (20367, 1021411), (38471, 540747), (60083, 346239), (115413, 180249)]