20185361284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{513727}}^1$

素因数の和:513808

約数の個数: 48

約数和(自身を含む): 41427025920

約数和(自身を除く): 21241664636

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 836, 893, 1034, 1786, 2068, 3572, 9823, 19646, 39292, 513727, 1027454, 2054908, 5650997, 9760813, 11301994, 19521626, 22603988, 24145169, 39043252, 48290338, 96580676, 107368943, 214737886, 265596859, 429475772, 458758211, 531193718, 917516422, 1062387436, 1835032844, 5046340321, 10092680642, 20185361284]

約数ペア:

[(1, 20185361284), (2, 10092680642), (4, 5046340321), (11, 1835032844), (19, 1062387436), (22, 917516422), (38, 531193718), (44, 458758211), (47, 429475772), (76, 265596859), (94, 214737886), (188, 107368943), (209, 96580676), (418, 48290338), (517, 39043252), (836, 24145169), (893, 22603988), (1034, 19521626), (1786, 11301994), (2068, 9760813), (3572, 5650997), (9823, 2054908), (19646, 1027454), (39292, 513727)]