20954755584

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{649639}}^1$

素因数の和:649670

約数の個数: 120

約数和(自身を含む): 69116498880

約数和(自身を除く): 48161743296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 8064, 10752, 16128, 32256, 649639, 1299278, 1948917, 2598556, 3897834, 4547473, 5197112, 5846751, 7795668, 9094946, 10394224, 11693502, 13642419, 15591336, 18189892, 20788448, 23387004, 27284838, 31182672, 36379784, 40927257, 41576896, 46774008, 54569676, 62365344, 72759568, 81854514, 83153792, 93548016, 109139352, 124730688, 145519136, 163709028, 166307584, 187096032, 218278704, 249461376, 291038272, 327418056, 332615168, 374192064, 436557408, 498922752, 582076544, 654836112, 748384128, 873114816, 997845504, 1164153088, 1309672224, 1496768256, 1746229632, 2328306176, 2619344448, 2993536512, 3492459264, 5238688896, 6984918528, 10477377792, 20954755584]

約数ペア:

[(1, 20954755584), (2, 10477377792), (3, 6984918528), (4, 5238688896), (6, 3492459264), (7, 2993536512), (8, 2619344448), (9, 2328306176), (12, 1746229632), (14, 1496768256), (16, 1309672224), (18, 1164153088), (21, 997845504), (24, 873114816), (28, 748384128), (32, 654836112), (36, 582076544), (42, 498922752), (48, 436557408), (56, 374192064), (63, 332615168), (64, 327418056), (72, 291038272), (84, 249461376), (96, 218278704), (112, 187096032), (126, 166307584), (128, 163709028), (144, 145519136), (168, 124730688), (192, 109139352), (224, 93548016), (252, 83153792), (256, 81854514), (288, 72759568), (336, 62365344), (384, 54569676), (448, 46774008), (504, 41576896), (512, 40927257), (576, 36379784), (672, 31182672), (768, 27284838), (896, 23387004), (1008, 20788448), (1152, 18189892), (1344, 15591336), (1536, 13642419), (1792, 11693502), (2016, 10394224), (2304, 9094946), (2688, 7795668), (3584, 5846751), (4032, 5197112), (4608, 4547473), (5376, 3897834), (8064, 2598556), (10752, 1948917), (16128, 1299278), (32256, 649639)]