20858110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22921}}^1$

素因数の和:22948

約数の個数: 32

約数和(自身を含む): 46210752

約数和(自身を除く): 25352642

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22921, 45842, 114605, 160447, 229210, 297973, 320894, 595946, 802235, 1489865, 1604470, 2085811, 2979730, 4171622, 10429055, 20858110]

約数ペア:

[(1, 20858110), (2, 10429055), (5, 4171622), (7, 2979730), (10, 2085811), (13, 1604470), (14, 1489865), (26, 802235), (35, 595946), (65, 320894), (70, 297973), (91, 229210), (130, 160447), (182, 114605), (455, 45842), (910, 22921)]