20138902

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 16264298

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 343, 434, 686, 947, 1519, 1894, 3038, 6629, 10633, 13258, 21266, 29357, 46403, 58714, 92806, 205499, 324821, 410998, 649642, 1438493, 2876986, 10069451, 20138902]

約数ペア:

[(1, 20138902), (2, 10069451), (7, 2876986), (14, 1438493), (31, 649642), (49, 410998), (62, 324821), (98, 205499), (217, 92806), (343, 58714), (434, 46403), (686, 29357), (947, 21266), (1519, 13258), (1894, 10633), (3038, 6629)]