16205176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 35280000

約数和(自身を除く): 19074824

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 59, 76, 104, 118, 139, 152, 236, 247, 278, 472, 494, 556, 767, 988, 1112, 1121, 1534, 1807, 1976, 2242, 2641, 3068, 3614, 4484, 5282, 6136, 7228, 8201, 8968, 10564, 14456, 14573, 16402, 21128, 29146, 32804, 34333, 58292, 65608, 68666, 106613, 116584, 137332, 155819, 213226, 274664, 311638, 426452, 623276, 852904, 1246552, 2025647, 4051294, 8102588, 16205176]

約数ペア:

[(1, 16205176), (2, 8102588), (4, 4051294), (8, 2025647), (13, 1246552), (19, 852904), (26, 623276), (38, 426452), (52, 311638), (59, 274664), (76, 213226), (104, 155819), (118, 137332), (139, 116584), (152, 106613), (236, 68666), (247, 65608), (278, 58292), (472, 34333), (494, 32804), (556, 29146), (767, 21128), (988, 16402), (1112, 14573), (1121, 14456), (1534, 10564), (1807, 8968), (1976, 8201), (2242, 7228), (2641, 6136), (3068, 5282), (3614, 4484)]