20599497792

素因数分解:

$2^6\times 3^2\times {\mathrm{643}}^1\times {\mathrm{55619}}^1$

素因数の和:56280

約数の個数: 84

約数和(自身を含む): 59137631280

約数和(自身を除く): 38538133488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 643, 1286, 1929, 2572, 3858, 5144, 5787, 7716, 10288, 11574, 15432, 20576, 23148, 30864, 41152, 46296, 55619, 61728, 92592, 111238, 123456, 166857, 185184, 222476, 333714, 370368, 444952, 500571, 667428, 889904, 1001142, 1334856, 1779808, 2002284, 2669712, 3559616, 4004568, 5339424, 8009136, 10678848, 16018272, 32036544, 35763017, 71526034, 107289051, 143052068, 214578102, 286104136, 321867153, 429156204, 572208272, 643734306, 858312408, 1144416544, 1287468612, 1716624816, 2288833088, 2574937224, 3433249632, 5149874448, 6866499264, 10299748896, 20599497792]

約数ペア:

[(1, 20599497792), (2, 10299748896), (3, 6866499264), (4, 5149874448), (6, 3433249632), (8, 2574937224), (9, 2288833088), (12, 1716624816), (16, 1287468612), (18, 1144416544), (24, 858312408), (32, 643734306), (36, 572208272), (48, 429156204), (64, 321867153), (72, 286104136), (96, 214578102), (144, 143052068), (192, 107289051), (288, 71526034), (576, 35763017), (643, 32036544), (1286, 16018272), (1929, 10678848), (2572, 8009136), (3858, 5339424), (5144, 4004568), (5787, 3559616), (7716, 2669712), (10288, 2002284), (11574, 1779808), (15432, 1334856), (20576, 1001142), (23148, 889904), (30864, 667428), (41152, 500571), (46296, 444952), (55619, 370368), (61728, 333714), (92592, 222476), (111238, 185184), (123456, 166857)]