20186154496

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{30971}}^1$

素因数の和:31075

約数の個数: 80

約数和(自身を含む): 43090724160

約数和(自身を除く): 22904569664

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 128, 134, 152, 256, 268, 304, 512, 536, 608, 1072, 1216, 1273, 2144, 2432, 2546, 4288, 4864, 5092, 8576, 9728, 10184, 17152, 20368, 30971, 34304, 40736, 61942, 81472, 123884, 162944, 247768, 325888, 495536, 588449, 651776, 991072, 1176898, 1982144, 2075057, 2353796, 3964288, 4150114, 4707592, 7928576, 8300228, 9415184, 15857152, 16600456, 18830368, 33200912, 37660736, 39426083, 66401824, 75321472, 78852166, 132803648, 150642944, 157704332, 265607296, 301285888, 315408664, 531214592, 630817328, 1062429184, 1261634656, 2523269312, 5046538624, 10093077248, 20186154496]

約数ペア:

[(1, 20186154496), (2, 10093077248), (4, 5046538624), (8, 2523269312), (16, 1261634656), (19, 1062429184), (32, 630817328), (38, 531214592), (64, 315408664), (67, 301285888), (76, 265607296), (128, 157704332), (134, 150642944), (152, 132803648), (256, 78852166), (268, 75321472), (304, 66401824), (512, 39426083), (536, 37660736), (608, 33200912), (1072, 18830368), (1216, 16600456), (1273, 15857152), (2144, 9415184), (2432, 8300228), (2546, 7928576), (4288, 4707592), (4864, 4150114), (5092, 3964288), (8576, 2353796), (9728, 2075057), (10184, 1982144), (17152, 1176898), (20368, 991072), (30971, 651776), (34304, 588449), (40736, 495536), (61942, 325888), (81472, 247768), (123884, 162944)]