12819689208

素因数分解:

$2^3\times 3^4\times {\mathrm{997}}^1\times {\mathrm{19843}}^1$

素因数の和:20858

約数の個数: 80

約数和(自身を含む): 35944826280

約数和(自身を除く): 23125137072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 997, 1994, 2991, 3988, 5982, 7976, 8973, 11964, 17946, 19843, 23928, 26919, 35892, 39686, 53838, 59529, 71784, 79372, 80757, 107676, 119058, 158744, 161514, 178587, 215352, 238116, 323028, 357174, 476232, 535761, 646056, 714348, 1071522, 1428696, 1607283, 2143044, 3214566, 4286088, 6429132, 12858264, 19783471, 39566942, 59350413, 79133884, 118700826, 158267768, 178051239, 237401652, 356102478, 474803304, 534153717, 712204956, 1068307434, 1424409912, 1602461151, 2136614868, 3204922302, 4273229736, 6409844604, 12819689208]

約数ペア:

[(1, 12819689208), (2, 6409844604), (3, 4273229736), (4, 3204922302), (6, 2136614868), (8, 1602461151), (9, 1424409912), (12, 1068307434), (18, 712204956), (24, 534153717), (27, 474803304), (36, 356102478), (54, 237401652), (72, 178051239), (81, 158267768), (108, 118700826), (162, 79133884), (216, 59350413), (324, 39566942), (648, 19783471), (997, 12858264), (1994, 6429132), (2991, 4286088), (3988, 3214566), (5982, 2143044), (7976, 1607283), (8973, 1428696), (11964, 1071522), (17946, 714348), (19843, 646056), (23928, 535761), (26919, 476232), (35892, 357174), (39686, 323028), (53838, 238116), (59529, 215352), (71784, 178587), (79372, 161514), (80757, 158744), (107676, 119058)]