20512222096

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{50159}}^1$

素因数の和:50647

約数の個数: 40

約数和(自身を含む): 40491158400

約数和(自身を除く): 19978936304

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 419, 488, 838, 976, 1676, 3352, 6704, 25559, 50159, 51118, 100318, 102236, 200636, 204472, 401272, 408944, 802544, 3059699, 6119398, 12238796, 21016621, 24477592, 42033242, 48955184, 84066484, 168132968, 336265936, 1282013881, 2564027762, 5128055524, 10256111048, 20512222096]

約数ペア:

[(1, 20512222096), (2, 10256111048), (4, 5128055524), (8, 2564027762), (16, 1282013881), (61, 336265936), (122, 168132968), (244, 84066484), (419, 48955184), (488, 42033242), (838, 24477592), (976, 21016621), (1676, 12238796), (3352, 6119398), (6704, 3059699), (25559, 802544), (50159, 408944), (51118, 401272), (100318, 204472), (102236, 200636)]