20783575376

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{773659}}^1$

素因数の和:773763

約数の個数: 40

約数和(自身を含む): 42594624960

約数和(自身を除く): 21811049584

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 92, 146, 184, 292, 368, 584, 1168, 1679, 3358, 6716, 13432, 26864, 773659, 1547318, 3094636, 6189272, 12378544, 17794157, 35588314, 56477107, 71176628, 112954214, 142353256, 225908428, 284706512, 451816856, 903633712, 1298973461, 2597946922, 5195893844, 10391787688, 20783575376]

約数ペア:

[(1, 20783575376), (2, 10391787688), (4, 5195893844), (8, 2597946922), (16, 1298973461), (23, 903633712), (46, 451816856), (73, 284706512), (92, 225908428), (146, 142353256), (184, 112954214), (292, 71176628), (368, 56477107), (584, 35588314), (1168, 17794157), (1679, 12378544), (3358, 6189272), (6716, 3094636), (13432, 1547318), (26864, 773659)]