20167830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{677}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 52672464

約数和(自身を除く): 32504634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 331, 662, 677, 993, 1354, 1655, 1986, 2031, 2979, 3310, 3385, 4062, 4965, 5958, 6093, 6770, 9930, 10155, 12186, 14895, 20310, 29790, 30465, 60930, 224087, 448174, 672261, 1120435, 1344522, 2016783, 2240870, 3361305, 4033566, 6722610, 10083915, 20167830]

約数ペア:

[(1, 20167830), (2, 10083915), (3, 6722610), (5, 4033566), (6, 3361305), (9, 2240870), (10, 2016783), (15, 1344522), (18, 1120435), (30, 672261), (45, 448174), (90, 224087), (331, 60930), (662, 30465), (677, 29790), (993, 20310), (1354, 14895), (1655, 12186), (1986, 10155), (2031, 9930), (2979, 6770), (3310, 6093), (3385, 5958), (4062, 4965)]