20348835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{433}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 35289408

約数和(自身を除く): 14940573

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 241, 433, 723, 1205, 1299, 2165, 3133, 3615, 5629, 6495, 9399, 15665, 16887, 28145, 46995, 84435, 104353, 313059, 521765, 1356589, 1565295, 4069767, 6782945, 20348835]

約数ペア:

[(1, 20348835), (3, 6782945), (5, 4069767), (13, 1565295), (15, 1356589), (39, 521765), (65, 313059), (195, 104353), (241, 84435), (433, 46995), (723, 28145), (1205, 16887), (1299, 15665), (2165, 9399), (3133, 6495), (3615, 5629)]