18086131010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1\times {\mathrm{31387}}^1$

素因数の和:33410

約数の個数: 32

約数和(自身を含む): 33695645760

約数和(自身を除く): 15609514750

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1987, 3974, 9935, 19870, 31387, 57623, 62774, 115246, 156935, 288115, 313870, 576230, 910223, 1820446, 4551115, 9102230, 62365969, 124731938, 311829845, 623659690, 1808613101, 3617226202, 9043065505, 18086131010]

約数ペア:

[(1, 18086131010), (2, 9043065505), (5, 3617226202), (10, 1808613101), (29, 623659690), (58, 311829845), (145, 124731938), (290, 62365969), (1987, 9102230), (3974, 4551115), (9935, 1820446), (19870, 910223), (31387, 576230), (57623, 313870), (62774, 288115), (115246, 156935)]