20434024

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1$

素因数の和:3301

約数の個数: 32

約数和(自身を含む): 41950440

約数和(自身を除く): 21516416

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 3221, 6344, 6442, 12884, 25768, 41873, 83746, 167492, 196481, 334984, 392962, 785924, 1571848, 2554253, 5108506, 10217012, 20434024]

約数ペア:

[(1, 20434024), (2, 10217012), (4, 5108506), (8, 2554253), (13, 1571848), (26, 785924), (52, 392962), (61, 334984), (104, 196481), (122, 167492), (244, 83746), (488, 41873), (793, 25768), (1586, 12884), (3172, 6442), (3221, 6344)]