20590306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 34908480

約数和(自身を除く): 14318174

約数列:

[1, 2, 11, 22, 61, 67, 122, 134, 229, 458, 671, 737, 1342, 1474, 2519, 4087, 5038, 8174, 13969, 15343, 27938, 30686, 44957, 89914, 153659, 168773, 307318, 337546, 935923, 1871846, 10295153, 20590306]

約数ペア:

[(1, 20590306), (2, 10295153), (11, 1871846), (22, 935923), (61, 337546), (67, 307318), (122, 168773), (134, 153659), (229, 89914), (458, 44957), (671, 30686), (737, 27938), (1342, 15343), (1474, 13969), (2519, 8174), (4087, 5038)]