20865436436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2241667}}^1$

素因数の和:2241863

約数の個数: 24

約数和(自身を含む): 39543023520

約数和(自身を除く): 18677587084

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 4654, 9308, 2241667, 4483334, 8966668, 29141671, 58283342, 116566684, 401258393, 802516786, 1605033572, 5216359109, 10432718218, 20865436436]

約数ペア:

[(1, 20865436436), (2, 10432718218), (4, 5216359109), (13, 1605033572), (26, 802516786), (52, 401258393), (179, 116566684), (358, 58283342), (716, 29141671), (2327, 8966668), (4654, 4483334), (9308, 2241667)]