19364320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3271}}^1$

素因数の和:3323

約数の個数: 48

約数和(自身を含む): 46999008

約数和(自身を除く): 27634688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 3271, 5920, 6542, 13084, 16355, 26168, 32710, 52336, 65420, 104672, 121027, 130840, 242054, 261680, 484108, 523360, 605135, 968216, 1210270, 1936432, 2420540, 3872864, 4841080, 9682160, 19364320]

約数ペア:

[(1, 19364320), (2, 9682160), (4, 4841080), (5, 3872864), (8, 2420540), (10, 1936432), (16, 1210270), (20, 968216), (32, 605135), (37, 523360), (40, 484108), (74, 261680), (80, 242054), (148, 130840), (160, 121027), (185, 104672), (296, 65420), (370, 52336), (592, 32710), (740, 26168), (1184, 16355), (1480, 13084), (2960, 6542), (3271, 5920)]