1918741645

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 2429003520

約数和(自身を除く): 510261875

約数列:

[1, 5, 29, 67, 145, 313, 335, 631, 1565, 1943, 3155, 9077, 9715, 18299, 20971, 42277, 45385, 91495, 104855, 197503, 211385, 608159, 987515, 1226033, 3040795, 5727587, 6130165, 13232701, 28637935, 66163505, 383748329, 1918741645]

約数ペア:

[(1, 1918741645), (5, 383748329), (29, 66163505), (67, 28637935), (145, 13232701), (313, 6130165), (335, 5727587), (631, 3040795), (1565, 1226033), (1943, 987515), (3155, 608159), (9077, 211385), (9715, 197503), (18299, 104855), (20971, 91495), (42277, 45385)]