13040764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:874

約数の個数: 36

約数和(自身を含む): 26307288

約数和(自身を除く): 13266524

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 821, 836, 1444, 1642, 3284, 3971, 7942, 9031, 15599, 15884, 18062, 31198, 36124, 62396, 171589, 296381, 343178, 592762, 686356, 1185524, 3260191, 6520382, 13040764]

約数ペア:

[(1, 13040764), (2, 6520382), (4, 3260191), (11, 1185524), (19, 686356), (22, 592762), (38, 343178), (44, 296381), (76, 171589), (209, 62396), (361, 36124), (418, 31198), (722, 18062), (821, 15884), (836, 15599), (1444, 9031), (1642, 7942), (3284, 3971)]