38643112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 80640000

約数和(自身を除く): 41996888

約数列:

[1, 2, 4, 8, 19, 31, 38, 59, 62, 76, 118, 124, 139, 152, 236, 248, 278, 472, 556, 589, 1112, 1121, 1178, 1829, 2242, 2356, 2641, 3658, 4309, 4484, 4712, 5282, 7316, 8201, 8618, 8968, 10564, 14632, 16402, 17236, 21128, 32804, 34472, 34751, 65608, 69502, 81871, 139004, 155819, 163742, 254231, 278008, 311638, 327484, 508462, 623276, 654968, 1016924, 1246552, 2033848, 4830389, 9660778, 19321556, 38643112]

約数ペア:

[(1, 38643112), (2, 19321556), (4, 9660778), (8, 4830389), (19, 2033848), (31, 1246552), (38, 1016924), (59, 654968), (62, 623276), (76, 508462), (118, 327484), (124, 311638), (139, 278008), (152, 254231), (236, 163742), (248, 155819), (278, 139004), (472, 81871), (556, 69502), (589, 65608), (1112, 34751), (1121, 34472), (1178, 32804), (1829, 21128), (2242, 17236), (2356, 16402), (2641, 14632), (3658, 10564), (4309, 8968), (4484, 8618), (4712, 8201), (5282, 7316)]