18847850

素因数分解:

$2^1\times 5^2\times 7^4\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 60

約数和(自身を含む): 41157894

約数和(自身を除く): 22310044

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 157, 175, 245, 314, 343, 350, 490, 686, 785, 1099, 1225, 1570, 1715, 2198, 2401, 2450, 3430, 3925, 4802, 5495, 7693, 7850, 8575, 10990, 12005, 15386, 17150, 24010, 27475, 38465, 53851, 54950, 60025, 76930, 107702, 120050, 192325, 269255, 376957, 384650, 538510, 753914, 1346275, 1884785, 2692550, 3769570, 9423925, 18847850]

約数ペア:

[(1, 18847850), (2, 9423925), (5, 3769570), (7, 2692550), (10, 1884785), (14, 1346275), (25, 753914), (35, 538510), (49, 384650), (50, 376957), (70, 269255), (98, 192325), (157, 120050), (175, 107702), (245, 76930), (314, 60025), (343, 54950), (350, 53851), (490, 38465), (686, 27475), (785, 24010), (1099, 17150), (1225, 15386), (1570, 12005), (1715, 10990), (2198, 8575), (2401, 7850), (2450, 7693), (3430, 5495), (3925, 4802)]