20121480016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6017189}}^1$

素因数の和:6017227

約数の個数: 40

約数和(自身を含む): 44767893600

約数和(自身を除く): 24646413584

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 6017189, 12034378, 24068756, 48137512, 66189079, 96275024, 114326591, 132378158, 228653182, 264756316, 457306364, 529512632, 914612728, 1059025264, 1257592501, 1829225456, 2515185002, 5030370004, 10060740008, 20121480016]

約数ペア:

[(1, 20121480016), (2, 10060740008), (4, 5030370004), (8, 2515185002), (11, 1829225456), (16, 1257592501), (19, 1059025264), (22, 914612728), (38, 529512632), (44, 457306364), (76, 264756316), (88, 228653182), (152, 132378158), (176, 114326591), (209, 96275024), (304, 66189079), (418, 48137512), (836, 24068756), (1672, 12034378), (3344, 6017189)]