20536490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3853}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 40790736

約数和(自身を除く): 20254246

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3853, 5330, 7706, 19265, 38530, 50089, 100178, 157973, 250445, 315946, 500890, 789865, 1579730, 2053649, 4107298, 10268245, 20536490]

約数ペア:

[(1, 20536490), (2, 10268245), (5, 4107298), (10, 2053649), (13, 1579730), (26, 789865), (41, 500890), (65, 315946), (82, 250445), (130, 157973), (205, 100178), (410, 50089), (533, 38530), (1066, 19265), (2665, 7706), (3853, 5330)]