20548875

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1481}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 35141184

約数和(自身を除く): 14592309

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 925, 1481, 2775, 4443, 4625, 7405, 13875, 22215, 37025, 54797, 111075, 164391, 185125, 273985, 555375, 821955, 1369925, 4109775, 6849625, 20548875]

約数ペア:

[(1, 20548875), (3, 6849625), (5, 4109775), (15, 1369925), (25, 821955), (37, 555375), (75, 273985), (111, 185125), (125, 164391), (185, 111075), (375, 54797), (555, 37025), (925, 22215), (1481, 13875), (2775, 7405), (4443, 4625)]