20180242905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2593}}^1\times {\mathrm{17891}}^1$

素因数の和:20521

約数の個数: 32

約数和(自身を含む): 33416530560

約数和(自身を除く): 13236287655

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 2593, 7779, 12965, 17891, 38895, 53673, 75197, 89455, 225591, 268365, 375985, 518839, 1127955, 1556517, 2594195, 7782585, 46391363, 139174089, 231956815, 695870445, 1345349527, 4036048581, 6726747635, 20180242905]

約数ペア:

[(1, 20180242905), (3, 6726747635), (5, 4036048581), (15, 1345349527), (29, 695870445), (87, 231956815), (145, 139174089), (435, 46391363), (2593, 7782585), (7779, 2594195), (12965, 1556517), (17891, 1127955), (38895, 518839), (53673, 375985), (75197, 268365), (89455, 225591)]