20479158

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 53913600

約数和(自身を除く): 33434442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 107, 126, 147, 186, 214, 217, 279, 294, 321, 343, 434, 441, 558, 642, 651, 686, 749, 882, 963, 1029, 1302, 1498, 1519, 1926, 1953, 2058, 2247, 3038, 3087, 3317, 3906, 4494, 4557, 5243, 6174, 6634, 6741, 9114, 9951, 10486, 10633, 13482, 13671, 15729, 19902, 21266, 23219, 27342, 29853, 31458, 31899, 36701, 46438, 47187, 59706, 63798, 69657, 73402, 94374, 95697, 110103, 139314, 162533, 191394, 208971, 220206, 325066, 330309, 417942, 487599, 660618, 975198, 1137731, 1462797, 2275462, 2925594, 3413193, 6826386, 10239579, 20479158]

約数ペア:

[(1, 20479158), (2, 10239579), (3, 6826386), (6, 3413193), (7, 2925594), (9, 2275462), (14, 1462797), (18, 1137731), (21, 975198), (31, 660618), (42, 487599), (49, 417942), (62, 330309), (63, 325066), (93, 220206), (98, 208971), (107, 191394), (126, 162533), (147, 139314), (186, 110103), (214, 95697), (217, 94374), (279, 73402), (294, 69657), (321, 63798), (343, 59706), (434, 47187), (441, 46438), (558, 36701), (642, 31899), (651, 31458), (686, 29853), (749, 27342), (882, 23219), (963, 21266), (1029, 19902), (1302, 15729), (1498, 13671), (1519, 13482), (1926, 10633), (1953, 10486), (2058, 9951), (2247, 9114), (3038, 6741), (3087, 6634), (3317, 6174), (3906, 5243), (4494, 4557)]