20165397752

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1\times {\mathrm{2311}}^1$

素因数の和:3396

約数の個数: 64

約数和(自身を含む): 40350873600

約数和(自身を除く): 20185475848

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1009, 1081, 2018, 2162, 2311, 4036, 4324, 4622, 8072, 8648, 9244, 18488, 23207, 46414, 47423, 53153, 92828, 94846, 106306, 108617, 185656, 189692, 212612, 217234, 379384, 425224, 434468, 868936, 1090729, 2181458, 2331799, 2498191, 4362916, 4663598, 4996382, 8725832, 9327196, 9992764, 18654392, 19985528, 53631377, 107262754, 109594553, 214525508, 219189106, 429051016, 438378212, 876756424, 2520674719, 5041349438, 10082698876, 20165397752]

約数ペア:

[(1, 20165397752), (2, 10082698876), (4, 5041349438), (8, 2520674719), (23, 876756424), (46, 438378212), (47, 429051016), (92, 219189106), (94, 214525508), (184, 109594553), (188, 107262754), (376, 53631377), (1009, 19985528), (1081, 18654392), (2018, 9992764), (2162, 9327196), (2311, 8725832), (4036, 4996382), (4324, 4663598), (4622, 4362916), (8072, 2498191), (8648, 2331799), (9244, 2181458), (18488, 1090729), (23207, 868936), (46414, 434468), (47423, 425224), (53153, 379384), (92828, 217234), (94846, 212612), (106306, 189692), (108617, 185656)]