20033205

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 13061451

約数列:

[1, 3, 5, 15, 53, 113, 159, 223, 265, 339, 565, 669, 795, 1115, 1695, 3345, 5989, 11819, 17967, 25199, 29945, 35457, 59095, 75597, 89835, 125995, 177285, 377985, 1335547, 4006641, 6677735, 20033205]

約数ペア:

[(1, 20033205), (3, 6677735), (5, 4006641), (15, 1335547), (53, 377985), (113, 177285), (159, 125995), (223, 89835), (265, 75597), (339, 59095), (565, 35457), (669, 29945), (795, 25199), (1115, 17967), (1695, 11819), (3345, 5989)]