19065800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7333}}^1$

素因数の和:7362

約数の個数: 48

約数和(自身を含む): 47744340

約数和(自身を除く): 28678540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 7333, 14666, 29332, 36665, 58664, 73330, 95329, 146660, 183325, 190658, 293320, 366650, 381316, 476645, 733300, 762632, 953290, 1466600, 1906580, 2383225, 3813160, 4766450, 9532900, 19065800]

約数ペア:

[(1, 19065800), (2, 9532900), (4, 4766450), (5, 3813160), (8, 2383225), (10, 1906580), (13, 1466600), (20, 953290), (25, 762632), (26, 733300), (40, 476645), (50, 381316), (52, 366650), (65, 293320), (100, 190658), (104, 183325), (130, 146660), (200, 95329), (260, 73330), (325, 58664), (520, 36665), (650, 29332), (1300, 14666), (2600, 7333)]