20194625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 28978560

約数和(自身を除く): 8783935

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 773, 1045, 1375, 2375, 3865, 5225, 8503, 14687, 19325, 26125, 42515, 73435, 96625, 161557, 212575, 367175, 807785, 1062875, 1835875, 4038925, 20194625]

約数ペア:

[(1, 20194625), (5, 4038925), (11, 1835875), (19, 1062875), (25, 807785), (55, 367175), (95, 212575), (125, 161557), (209, 96625), (275, 73435), (475, 42515), (773, 26125), (1045, 19325), (1375, 14687), (2375, 8503), (3865, 5225)]