20121406068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{19181}}^1$

素因数の和:19357

約数の個数: 96

約数和(自身を含む): 51045603840

約数和(自身を除く): 30924197772

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 107, 114, 129, 172, 214, 228, 258, 321, 428, 516, 642, 817, 1284, 1634, 2033, 2451, 3268, 4066, 4601, 4902, 6099, 8132, 9202, 9804, 12198, 13803, 18404, 19181, 24396, 27606, 38362, 55212, 57543, 76724, 87419, 115086, 174838, 230172, 262257, 349676, 364439, 524514, 728878, 824783, 1049028, 1093317, 1457756, 1649566, 2052367, 2186634, 2474349, 3299132, 4104734, 4373268, 4948698, 6157101, 8209468, 9897396, 12314202, 15670877, 24628404, 31341754, 38994973, 47012631, 62683508, 77989946, 88251781, 94025262, 116984919, 155979892, 176503562, 188050524, 233969838, 264755343, 353007124, 467939676, 529510686, 1059021372, 1676783839, 3353567678, 5030351517, 6707135356, 10060703034, 20121406068]

約数ペア:

[(1, 20121406068), (2, 10060703034), (3, 6707135356), (4, 5030351517), (6, 3353567678), (12, 1676783839), (19, 1059021372), (38, 529510686), (43, 467939676), (57, 353007124), (76, 264755343), (86, 233969838), (107, 188050524), (114, 176503562), (129, 155979892), (172, 116984919), (214, 94025262), (228, 88251781), (258, 77989946), (321, 62683508), (428, 47012631), (516, 38994973), (642, 31341754), (817, 24628404), (1284, 15670877), (1634, 12314202), (2033, 9897396), (2451, 8209468), (3268, 6157101), (4066, 4948698), (4601, 4373268), (4902, 4104734), (6099, 3299132), (8132, 2474349), (9202, 2186634), (9804, 2052367), (12198, 1649566), (13803, 1457756), (18404, 1093317), (19181, 1049028), (24396, 824783), (27606, 728878), (38362, 524514), (55212, 364439), (57543, 349676), (76724, 262257), (87419, 230172), (115086, 174838)]