20701547376

素因数分解:

$2^4\times 3^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1\times {\mathrm{3221}}^1$

素因数の和:4010

約数の個数: 80

約数和(自身を含む): 53806832928

約数和(自身を除く): 33105285552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 257, 514, 521, 771, 1028, 1042, 1542, 1563, 2056, 2084, 3084, 3126, 3221, 4112, 4168, 6168, 6252, 6442, 8336, 9663, 12336, 12504, 12884, 19326, 25008, 25768, 38652, 51536, 77304, 133897, 154608, 267794, 401691, 535588, 803382, 827797, 1071176, 1606764, 1655594, 1678141, 2142352, 2483391, 3213528, 3311188, 3356282, 4966782, 5034423, 6427056, 6622376, 6712564, 9933564, 10068846, 13244752, 13425128, 19867128, 20137692, 26850256, 39734256, 40275384, 80550768, 431282237, 862564474, 1293846711, 1725128948, 2587693422, 3450257896, 5175386844, 6900515792, 10350773688, 20701547376]

約数ペア:

[(1, 20701547376), (2, 10350773688), (3, 6900515792), (4, 5175386844), (6, 3450257896), (8, 2587693422), (12, 1725128948), (16, 1293846711), (24, 862564474), (48, 431282237), (257, 80550768), (514, 40275384), (521, 39734256), (771, 26850256), (1028, 20137692), (1042, 19867128), (1542, 13425128), (1563, 13244752), (2056, 10068846), (2084, 9933564), (3084, 6712564), (3126, 6622376), (3221, 6427056), (4112, 5034423), (4168, 4966782), (6168, 3356282), (6252, 3311188), (6442, 3213528), (8336, 2483391), (9663, 2142352), (12336, 1678141), (12504, 1655594), (12884, 1606764), (19326, 1071176), (25008, 827797), (25768, 803382), (38652, 535588), (51536, 401691), (77304, 267794), (133897, 154608)]