19439190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 80

約数和(自身を含む): 53003808

約数和(自身を除く): 33564618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 103, 135, 162, 206, 233, 270, 309, 405, 466, 515, 618, 699, 810, 927, 1030, 1165, 1398, 1545, 1854, 2097, 2330, 2781, 3090, 3495, 4194, 4635, 5562, 6291, 6990, 8343, 9270, 10485, 12582, 13905, 16686, 18873, 20970, 23999, 27810, 31455, 37746, 41715, 47998, 62910, 71997, 83430, 94365, 119995, 143994, 188730, 215991, 239990, 359985, 431982, 647973, 719970, 1079955, 1295946, 1943919, 2159910, 3239865, 3887838, 6479730, 9719595, 19439190]

約数ペア:

[(1, 19439190), (2, 9719595), (3, 6479730), (5, 3887838), (6, 3239865), (9, 2159910), (10, 1943919), (15, 1295946), (18, 1079955), (27, 719970), (30, 647973), (45, 431982), (54, 359985), (81, 239990), (90, 215991), (103, 188730), (135, 143994), (162, 119995), (206, 94365), (233, 83430), (270, 71997), (309, 62910), (405, 47998), (466, 41715), (515, 37746), (618, 31455), (699, 27810), (810, 23999), (927, 20970), (1030, 18873), (1165, 16686), (1398, 13905), (1545, 12582), (1854, 10485), (2097, 9270), (2330, 8343), (2781, 6990), (3090, 6291), (3495, 5562), (4194, 4635)]