18773060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 23514556

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1103, 1702, 2206, 3404, 4255, 4412, 5515, 8510, 11030, 17020, 22060, 25369, 40811, 50738, 81622, 101476, 126845, 163244, 204055, 253690, 408110, 507380, 816220, 938653, 1877306, 3754612, 4693265, 9386530, 18773060]

約数ペア:

[(1, 18773060), (2, 9386530), (4, 4693265), (5, 3754612), (10, 1877306), (20, 938653), (23, 816220), (37, 507380), (46, 408110), (74, 253690), (92, 204055), (115, 163244), (148, 126845), (185, 101476), (230, 81622), (370, 50738), (460, 40811), (740, 25369), (851, 22060), (1103, 17020), (1702, 11030), (2206, 8510), (3404, 5515), (4255, 4412)]