20180490921

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{2557}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 30168028800

約数和(自身を除く): 9987537879

約数列:

[1, 3, 9, 59, 89, 167, 177, 267, 501, 531, 801, 1503, 2557, 5251, 7671, 9853, 14863, 15753, 23013, 29559, 44589, 47259, 88677, 133767, 150863, 227573, 427019, 452589, 682719, 876917, 1281057, 1357767, 2048157, 2630751, 3843171, 7892253, 13426807, 25194121, 38004691, 40280421, 75582363, 114014073, 120841263, 226747089, 342042219, 2242276769, 6726830307, 20180490921]

約数ペア:

[(1, 20180490921), (3, 6726830307), (9, 2242276769), (59, 342042219), (89, 226747089), (167, 120841263), (177, 114014073), (267, 75582363), (501, 40280421), (531, 38004691), (801, 25194121), (1503, 13426807), (2557, 7892253), (5251, 3843171), (7671, 2630751), (9853, 2048157), (14863, 1357767), (15753, 1281057), (23013, 876917), (29559, 682719), (44589, 452589), (47259, 427019), (88677, 227573), (133767, 150863)]