19203225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4831}}^1$

素因数の和:4897

約数の個数: 24

約数和(自身を含む): 32355072

約数和(自身を除く): 13151847

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 4831, 14493, 24155, 72465, 120775, 256043, 362325, 768129, 1280215, 3840645, 6401075, 19203225]

約数ペア:

[(1, 19203225), (3, 6401075), (5, 3840645), (15, 1280215), (25, 768129), (53, 362325), (75, 256043), (159, 120775), (265, 72465), (795, 24155), (1325, 14493), (3975, 4831)]