19958156944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{6287}}^1$

素因数の和:7384

約数の個数: 80

約数和(自身を含む): 44714923776

約数和(自身を除く): 24756766832

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1061, 1496, 2122, 2992, 4244, 6287, 8488, 11671, 12574, 16976, 18037, 23342, 25148, 36074, 46684, 50296, 69157, 72148, 93368, 100592, 106879, 138314, 144296, 186736, 198407, 213758, 276628, 288592, 396814, 427516, 553256, 793628, 855032, 1106512, 1175669, 1587256, 1710064, 2351338, 3174512, 4702676, 6670507, 9405352, 13341014, 18810704, 26682028, 53364056, 73375577, 106728112, 113398619, 146751154, 226797238, 293502308, 453594476, 587004616, 907188952, 1174009232, 1247384809, 1814377904, 2494769618, 4989539236, 9979078472, 19958156944]

約数ペア:

[(1, 19958156944), (2, 9979078472), (4, 4989539236), (8, 2494769618), (11, 1814377904), (16, 1247384809), (17, 1174009232), (22, 907188952), (34, 587004616), (44, 453594476), (68, 293502308), (88, 226797238), (136, 146751154), (176, 113398619), (187, 106728112), (272, 73375577), (374, 53364056), (748, 26682028), (1061, 18810704), (1496, 13341014), (2122, 9405352), (2992, 6670507), (4244, 4702676), (6287, 3174512), (8488, 2351338), (11671, 1710064), (12574, 1587256), (16976, 1175669), (18037, 1106512), (23342, 855032), (25148, 793628), (36074, 553256), (46684, 427516), (50296, 396814), (69157, 288592), (72148, 276628), (93368, 213758), (100592, 198407), (106879, 186736), (138314, 144296)]