20682777452

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{2293}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 37265864832

約数和(自身を除く): 16583087380

約数列:

[1, 2, 4, 53, 106, 157, 212, 271, 314, 542, 628, 1084, 2293, 4586, 8321, 9172, 14363, 16642, 28726, 33284, 42547, 57452, 85094, 121529, 170188, 243058, 360001, 486116, 621403, 720002, 1242806, 1440004, 2254991, 2485612, 4509982, 9019964, 19080053, 32934359, 38160106, 65868718, 76320212, 97560271, 131737436, 195120542, 390241084, 5170694363, 10341388726, 20682777452]

約数ペア:

[(1, 20682777452), (2, 10341388726), (4, 5170694363), (53, 390241084), (106, 195120542), (157, 131737436), (212, 97560271), (271, 76320212), (314, 65868718), (542, 38160106), (628, 32934359), (1084, 19080053), (2293, 9019964), (4586, 4509982), (8321, 2485612), (9172, 2254991), (14363, 1440004), (16642, 1242806), (28726, 720002), (33284, 621403), (42547, 486116), (57452, 360001), (85094, 243058), (121529, 170188)]