20565513367

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{14723}}^1$

素因数の和:14959

約数の個数: 32

約数和(自身を含む): 25013366784

約数和(自身を除く): 4447853417

約数列:

[1, 7, 31, 41, 157, 217, 287, 1099, 1271, 4867, 6437, 8897, 14723, 34069, 45059, 103061, 199547, 456413, 603643, 1396829, 2311511, 3194891, 4225501, 16180577, 18712933, 71656841, 94771951, 130990531, 501597887, 663403657, 2937930481, 20565513367]

約数ペア:

[(1, 20565513367), (7, 2937930481), (31, 663403657), (41, 501597887), (157, 130990531), (217, 94771951), (287, 71656841), (1099, 18712933), (1271, 16180577), (4867, 4225501), (6437, 3194891), (8897, 2311511), (14723, 1396829), (34069, 603643), (45059, 456413), (103061, 199547)]