1820100524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 3508596000

約数和(自身を除く): 1688495476

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 449, 509, 724, 898, 1018, 1796, 1991, 2036, 3982, 4939, 5599, 7964, 9878, 11198, 19756, 22396, 81269, 92129, 162538, 184258, 228541, 325076, 368516, 457082, 893959, 914164, 1013419, 1787918, 2026838, 2513951, 3575836, 4053676, 5027902, 10055804, 41365921, 82731842, 165463684, 455025131, 910050262, 1820100524]

約数ペア:

[(1, 1820100524), (2, 910050262), (4, 455025131), (11, 165463684), (22, 82731842), (44, 41365921), (181, 10055804), (362, 5027902), (449, 4053676), (509, 3575836), (724, 2513951), (898, 2026838), (1018, 1787918), (1796, 1013419), (1991, 914164), (2036, 893959), (3982, 457082), (4939, 368516), (5599, 325076), (7964, 228541), (9878, 184258), (11198, 162538), (19756, 92129), (22396, 81269)]