18626560

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 47764080

約数和(自身を除く): 29137520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 107, 128, 136, 160, 170, 214, 256, 272, 320, 340, 428, 512, 535, 544, 640, 680, 856, 1024, 1070, 1088, 1280, 1360, 1712, 1819, 2048, 2140, 2176, 2560, 2720, 3424, 3638, 4280, 4352, 5120, 5440, 6848, 7276, 8560, 8704, 9095, 10240, 10880, 13696, 14552, 17120, 17408, 18190, 21760, 27392, 29104, 34240, 34816, 36380, 43520, 54784, 58208, 68480, 72760, 87040, 109568, 116416, 136960, 145520, 174080, 219136, 232832, 273920, 291040, 465664, 547840, 582080, 931328, 1095680, 1164160, 1862656, 2328320, 3725312, 4656640, 9313280, 18626560]

約数ペア:

[(1, 18626560), (2, 9313280), (4, 4656640), (5, 3725312), (8, 2328320), (10, 1862656), (16, 1164160), (17, 1095680), (20, 931328), (32, 582080), (34, 547840), (40, 465664), (64, 291040), (68, 273920), (80, 232832), (85, 219136), (107, 174080), (128, 145520), (136, 136960), (160, 116416), (170, 109568), (214, 87040), (256, 72760), (272, 68480), (320, 58208), (340, 54784), (428, 43520), (512, 36380), (535, 34816), (544, 34240), (640, 29104), (680, 27392), (856, 21760), (1024, 18190), (1070, 17408), (1088, 17120), (1280, 14552), (1360, 13696), (1712, 10880), (1819, 10240), (2048, 9095), (2140, 8704), (2176, 8560), (2560, 7276), (2720, 6848), (3424, 5440), (3638, 5120), (4280, 4352)]