19411600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3733}}^1$

素因数の和:3764

約数の個数: 60

約数和(自身を含む): 50237236

約数和(自身を除く): 30825636

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3733, 5200, 7466, 14932, 18665, 29864, 37330, 48529, 59728, 74660, 93325, 97058, 149320, 186650, 194116, 242645, 298640, 373300, 388232, 485290, 746600, 776464, 970580, 1213225, 1493200, 1941160, 2426450, 3882320, 4852900, 9705800, 19411600]

約数ペア:

[(1, 19411600), (2, 9705800), (4, 4852900), (5, 3882320), (8, 2426450), (10, 1941160), (13, 1493200), (16, 1213225), (20, 970580), (25, 776464), (26, 746600), (40, 485290), (50, 388232), (52, 373300), (65, 298640), (80, 242645), (100, 194116), (104, 186650), (130, 149320), (200, 97058), (208, 93325), (260, 74660), (325, 59728), (400, 48529), (520, 37330), (650, 29864), (1040, 18665), (1300, 14932), (2600, 7466), (3733, 5200)]