18445291208

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{569}}^1\times {\mathrm{109517}}^1$

素因数の和:110129

約数の個数: 32

約数和(自身を含む): 35582398200

約数和(自身を除く): 17137106992

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 569, 1138, 2276, 4552, 21053, 42106, 84212, 109517, 168424, 219034, 438068, 876136, 4052129, 8104258, 16208516, 32417032, 62315173, 124630346, 249260692, 498521384, 2305661401, 4611322802, 9222645604, 18445291208]

約数ペア:

[(1, 18445291208), (2, 9222645604), (4, 4611322802), (8, 2305661401), (37, 498521384), (74, 249260692), (148, 124630346), (296, 62315173), (569, 32417032), (1138, 16208516), (2276, 8104258), (4552, 4052129), (21053, 876136), (42106, 438068), (84212, 219034), (109517, 168424)]