20567756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 42964992

約数和(自身を除く): 22397236

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 124, 187, 341, 374, 527, 682, 748, 887, 1054, 1364, 1774, 2108, 3548, 5797, 9757, 11594, 15079, 19514, 23188, 27497, 30158, 39028, 54994, 60316, 109988, 165869, 302467, 331738, 467449, 604934, 663476, 934898, 1209868, 1869796, 5141939, 10283878, 20567756]

約数ペア:

[(1, 20567756), (2, 10283878), (4, 5141939), (11, 1869796), (17, 1209868), (22, 934898), (31, 663476), (34, 604934), (44, 467449), (62, 331738), (68, 302467), (124, 165869), (187, 109988), (341, 60316), (374, 54994), (527, 39028), (682, 30158), (748, 27497), (887, 23188), (1054, 19514), (1364, 15079), (1774, 11594), (2108, 9757), (3548, 5797)]