18119310848

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{1447}}^1$

素因数の和:2163

約数の個数: 80

約数和(自身を含む): 37263683424

約数和(自身を除く): 19144372576

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 661, 1184, 1322, 1447, 2368, 2644, 2894, 4736, 5288, 5788, 9472, 10576, 11576, 18944, 21152, 23152, 24457, 42304, 46304, 48914, 53539, 84608, 92608, 97828, 107078, 169216, 185216, 195656, 214156, 338432, 370432, 391312, 428312, 740864, 782624, 856624, 956467, 1565248, 1713248, 1912934, 3130496, 3426496, 3825868, 6260992, 6852992, 7651736, 12521984, 13705984, 15303472, 27411968, 30606944, 35389279, 61213888, 70778558, 122427776, 141557116, 244855552, 283114232, 489711104, 566228464, 1132456928, 2264913856, 4529827712, 9059655424, 18119310848]

約数ペア:

[(1, 18119310848), (2, 9059655424), (4, 4529827712), (8, 2264913856), (16, 1132456928), (32, 566228464), (37, 489711104), (64, 283114232), (74, 244855552), (128, 141557116), (148, 122427776), (256, 70778558), (296, 61213888), (512, 35389279), (592, 30606944), (661, 27411968), (1184, 15303472), (1322, 13705984), (1447, 12521984), (2368, 7651736), (2644, 6852992), (2894, 6260992), (4736, 3825868), (5288, 3426496), (5788, 3130496), (9472, 1912934), (10576, 1713248), (11576, 1565248), (18944, 956467), (21152, 856624), (23152, 782624), (24457, 740864), (42304, 428312), (46304, 391312), (48914, 370432), (53539, 338432), (84608, 214156), (92608, 195656), (97828, 185216), (107078, 169216)]