18818208

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:235

約数の個数: 108

約数和(自身を含む): 56791098

約数和(自身を除く): 37972890

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 181, 228, 288, 304, 342, 361, 362, 456, 543, 608, 684, 722, 724, 912, 1083, 1086, 1368, 1444, 1448, 1629, 1824, 2166, 2172, 2736, 2888, 2896, 3249, 3258, 3439, 4332, 4344, 5472, 5776, 5792, 6498, 6516, 6878, 8664, 8688, 10317, 11552, 12996, 13032, 13756, 17328, 17376, 20634, 25992, 26064, 27512, 30951, 34656, 41268, 51984, 52128, 55024, 61902, 65341, 82536, 103968, 110048, 123804, 130682, 165072, 196023, 247608, 261364, 330144, 392046, 495216, 522728, 588069, 784092, 990432, 1045456, 1176138, 1568184, 2090912, 2352276, 3136368, 4704552, 6272736, 9409104, 18818208]

約数ペア:

[(1, 18818208), (2, 9409104), (3, 6272736), (4, 4704552), (6, 3136368), (8, 2352276), (9, 2090912), (12, 1568184), (16, 1176138), (18, 1045456), (19, 990432), (24, 784092), (32, 588069), (36, 522728), (38, 495216), (48, 392046), (57, 330144), (72, 261364), (76, 247608), (96, 196023), (114, 165072), (144, 130682), (152, 123804), (171, 110048), (181, 103968), (228, 82536), (288, 65341), (304, 61902), (342, 55024), (361, 52128), (362, 51984), (456, 41268), (543, 34656), (608, 30951), (684, 27512), (722, 26064), (724, 25992), (912, 20634), (1083, 17376), (1086, 17328), (1368, 13756), (1444, 13032), (1448, 12996), (1629, 11552), (1824, 10317), (2166, 8688), (2172, 8664), (2736, 6878), (2888, 6516), (2896, 6498), (3249, 5792), (3258, 5776), (3439, 5472), (4332, 4344)]