20132570316

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{644531}}^1$

素因数の和:644694

約数の個数: 48

約数和(自身を含む): 49809432960

約数和(自身を除く): 29676862644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 137, 228, 274, 411, 548, 822, 1644, 2603, 5206, 7809, 10412, 15618, 31236, 644531, 1289062, 1933593, 2578124, 3867186, 7734372, 12246089, 24492178, 36738267, 48984356, 73476534, 88300747, 146953068, 176601494, 264902241, 353202988, 529804482, 1059608964, 1677714193, 3355428386, 5033142579, 6710856772, 10066285158, 20132570316]

約数ペア:

[(1, 20132570316), (2, 10066285158), (3, 6710856772), (4, 5033142579), (6, 3355428386), (12, 1677714193), (19, 1059608964), (38, 529804482), (57, 353202988), (76, 264902241), (114, 176601494), (137, 146953068), (228, 88300747), (274, 73476534), (411, 48984356), (548, 36738267), (822, 24492178), (1644, 12246089), (2603, 7734372), (5206, 3867186), (7809, 2578124), (10412, 1933593), (15618, 1289062), (31236, 644531)]