20128030406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{444347}}^1$

素因数の和:444460

約数の個数: 32

約数和(自身を含む): 34552500480

約数和(自身を除く): 14424470074

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 638, 781, 1562, 2059, 4118, 22649, 45298, 444347, 888694, 4887817, 9775634, 12886063, 25772126, 31548637, 63097274, 141746693, 283493386, 347035007, 694070014, 914910473, 1829820946, 10064015203, 20128030406]

約数ペア:

[(1, 20128030406), (2, 10064015203), (11, 1829820946), (22, 914910473), (29, 694070014), (58, 347035007), (71, 283493386), (142, 141746693), (319, 63097274), (638, 31548637), (781, 25772126), (1562, 12886063), (2059, 9775634), (4118, 4887817), (22649, 888694), (45298, 444347)]