20925097236

素因数分解:

$2^2\times 3^2\times {\mathrm{2789}}^1\times {\mathrm{208409}}^1$

素因数の和:211208

約数の個数: 36

約数和(自身を含む): 52913214900

約数和(自身を除く): 31988117664

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2789, 5578, 8367, 11156, 16734, 25101, 33468, 50202, 100404, 208409, 416818, 625227, 833636, 1250454, 1875681, 2500908, 3751362, 7502724, 581252701, 1162505402, 1743758103, 2325010804, 3487516206, 5231274309, 6975032412, 10462548618, 20925097236]

約数ペア:

[(1, 20925097236), (2, 10462548618), (3, 6975032412), (4, 5231274309), (6, 3487516206), (9, 2325010804), (12, 1743758103), (18, 1162505402), (36, 581252701), (2789, 7502724), (5578, 3751362), (8367, 2500908), (11156, 1875681), (16734, 1250454), (25101, 833636), (33468, 625227), (50202, 416818), (100404, 208409)]