2019947912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{19457}}^1$

素因数の和:20165

約数の個数: 32

約数和(自身を含む): 3992781600

約数和(自身を除く): 1972833688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 683, 1366, 2732, 5464, 12977, 19457, 25954, 38914, 51908, 77828, 103816, 155656, 369683, 739366, 1478732, 2957464, 13289131, 26578262, 53156524, 106313048, 252493489, 504986978, 1009973956, 2019947912]

約数ペア:

[(1, 2019947912), (2, 1009973956), (4, 504986978), (8, 252493489), (19, 106313048), (38, 53156524), (76, 26578262), (152, 13289131), (683, 2957464), (1366, 1478732), (2732, 739366), (5464, 369683), (12977, 155656), (19457, 103816), (25954, 77828), (38914, 51908)]