16256968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 38021760

約数和(自身を除く): 21764792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 137, 163, 182, 274, 326, 364, 548, 652, 728, 959, 1096, 1141, 1304, 1781, 1918, 2119, 2282, 3562, 3836, 4238, 4564, 7124, 7672, 8476, 9128, 12467, 14248, 14833, 16952, 22331, 24934, 29666, 44662, 49868, 59332, 89324, 99736, 118664, 156317, 178648, 290303, 312634, 580606, 625268, 1161212, 1250536, 2032121, 2322424, 4064242, 8128484, 16256968]

約数ペア:

[(1, 16256968), (2, 8128484), (4, 4064242), (7, 2322424), (8, 2032121), (13, 1250536), (14, 1161212), (26, 625268), (28, 580606), (52, 312634), (56, 290303), (91, 178648), (104, 156317), (137, 118664), (163, 99736), (182, 89324), (274, 59332), (326, 49868), (364, 44662), (548, 29666), (652, 24934), (728, 22331), (959, 16952), (1096, 14833), (1141, 14248), (1304, 12467), (1781, 9128), (1918, 8476), (2119, 7672), (2282, 7124), (3562, 4564), (3836, 4238)]