20176858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14659622

約数列:

[1, 2, 13, 17, 26, 34, 191, 221, 239, 382, 442, 478, 2483, 3107, 3247, 4063, 4966, 6214, 6494, 8126, 42211, 45649, 52819, 84422, 91298, 105638, 593437, 776033, 1186874, 1552066, 10088429, 20176858]

約数ペア:

[(1, 20176858), (2, 10088429), (13, 1552066), (17, 1186874), (26, 776033), (34, 593437), (191, 105638), (221, 91298), (239, 84422), (382, 52819), (442, 45649), (478, 42211), (2483, 8126), (3107, 6494), (3247, 6214), (4063, 4966)]