20945526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3347}}^1$

素因数の和:3508

約数の個数: 32

約数和(自身を含む): 48211200

約数和(自身を除く): 27265674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 894, 1043, 2086, 3129, 3347, 6258, 6694, 10041, 20082, 23429, 46858, 70287, 140574, 498703, 997406, 1496109, 2992218, 3490921, 6981842, 10472763, 20945526]

約数ペア:

[(1, 20945526), (2, 10472763), (3, 6981842), (6, 3490921), (7, 2992218), (14, 1496109), (21, 997406), (42, 498703), (149, 140574), (298, 70287), (447, 46858), (894, 23429), (1043, 20082), (2086, 10041), (3129, 6694), (3347, 6258)]