20180579478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{558431}}^1$

素因数の和:558772

約数の個数: 32

約数和(自身を含む): 42619530240

約数和(自身を除く): 22438950762

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 317, 634, 951, 1902, 6023, 12046, 18069, 36138, 558431, 1116862, 1675293, 3350586, 10610189, 21220378, 31830567, 63661134, 177022627, 354045254, 531067881, 1062135762, 3363429913, 6726859826, 10090289739, 20180579478]

約数ペア:

[(1, 20180579478), (2, 10090289739), (3, 6726859826), (6, 3363429913), (19, 1062135762), (38, 531067881), (57, 354045254), (114, 177022627), (317, 63661134), (634, 31830567), (951, 21220378), (1902, 10610189), (6023, 3350586), (12046, 1675293), (18069, 1116862), (36138, 558431)]