20883344188

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1\times {\mathrm{12073}}^1$

素因数の和:12626

約数の個数: 48

約数和(自身を含む): 42137294080

約数和(自身を除く): 21253949892

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 379, 652, 758, 1141, 1516, 2282, 2653, 4564, 5306, 10612, 12073, 24146, 48292, 61777, 84511, 123554, 169022, 247108, 338044, 432439, 864878, 1729756, 1967899, 3935798, 4575667, 7871596, 9151334, 13775293, 18302668, 27550586, 32029669, 55101172, 64059338, 128118676, 745833721, 1491667442, 2983334884, 5220836047, 10441672094, 20883344188]

約数ペア:

[(1, 20883344188), (2, 10441672094), (4, 5220836047), (7, 2983334884), (14, 1491667442), (28, 745833721), (163, 128118676), (326, 64059338), (379, 55101172), (652, 32029669), (758, 27550586), (1141, 18302668), (1516, 13775293), (2282, 9151334), (2653, 7871596), (4564, 4575667), (5306, 3935798), (10612, 1967899), (12073, 1729756), (24146, 864878), (48292, 432439), (61777, 338044), (84511, 247108), (123554, 169022)]