18494720

素因数分解:

$2^8\times 5^1\times {\mathrm{14449}}^1$

素因数の和:14470

約数の個数: 36

約数和(自身を含む): 44303700

約数和(自身を除く): 25808980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14449, 28898, 57796, 72245, 115592, 144490, 231184, 288980, 462368, 577960, 924736, 1155920, 1849472, 2311840, 3698944, 4623680, 9247360, 18494720]

約数ペア:

[(1, 18494720), (2, 9247360), (4, 4623680), (5, 3698944), (8, 2311840), (10, 1849472), (16, 1155920), (20, 924736), (32, 577960), (40, 462368), (64, 288980), (80, 231184), (128, 144490), (160, 115592), (256, 72245), (320, 57796), (640, 28898), (1280, 14449)]