20952646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 37560096

約数和(自身を除く): 16607450

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 286, 671, 793, 1201, 1342, 1586, 2402, 8723, 13211, 15613, 17446, 26422, 31226, 73261, 146522, 171743, 343486, 805871, 952393, 1611742, 1904786, 10476323, 20952646]

約数ペア:

[(1, 20952646), (2, 10476323), (11, 1904786), (13, 1611742), (22, 952393), (26, 805871), (61, 343486), (122, 171743), (143, 146522), (286, 73261), (671, 31226), (793, 26422), (1201, 17446), (1342, 15613), (1586, 13211), (2402, 8723)]