18443947365

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{26717}}^1$

素因数の和:26803

約数の個数: 72

約数和(自身を含む): 34573626360

約数和(自身を除く): 16129678995

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 529, 667, 1035, 1305, 1587, 2001, 2645, 3335, 4761, 6003, 7935, 10005, 15341, 23805, 26717, 30015, 46023, 76705, 80151, 133585, 138069, 230115, 240453, 400755, 614491, 690345, 774793, 1202265, 1843473, 2324379, 3072455, 3873965, 5530419, 6973137, 9217365, 11621895, 14133293, 17820239, 27652095, 34865685, 42399879, 53460717, 70666465, 89101195, 127199637, 160382151, 211999395, 267303585, 409865497, 635998185, 801910755, 1229596491, 2049327485, 3688789473, 6147982455, 18443947365]

約数ペア:

[(1, 18443947365), (3, 6147982455), (5, 3688789473), (9, 2049327485), (15, 1229596491), (23, 801910755), (29, 635998185), (45, 409865497), (69, 267303585), (87, 211999395), (115, 160382151), (145, 127199637), (207, 89101195), (261, 70666465), (345, 53460717), (435, 42399879), (529, 34865685), (667, 27652095), (1035, 17820239), (1305, 14133293), (1587, 11621895), (2001, 9217365), (2645, 6973137), (3335, 5530419), (4761, 3873965), (6003, 3072455), (7935, 2324379), (10005, 1843473), (15341, 1202265), (23805, 774793), (26717, 690345), (30015, 614491), (46023, 400755), (76705, 240453), (80151, 230115), (133585, 138069)]