20199354112

素因数分解:

$2^8\times 7^1\times {\mathrm{277}}^1\times {\mathrm{40693}}^1$

素因数の和:40993

約数の個数: 72

約数和(自身を含む): 46247266016

約数和(自身を除く): 26047911904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 277, 448, 554, 896, 1108, 1792, 1939, 2216, 3878, 4432, 7756, 8864, 15512, 17728, 31024, 35456, 40693, 62048, 70912, 81386, 124096, 162772, 248192, 284851, 325544, 496384, 569702, 651088, 1139404, 1302176, 2278808, 2604352, 4557616, 5208704, 9115232, 10417408, 11271961, 18230464, 22543922, 36460928, 45087844, 72921856, 78903727, 90175688, 157807454, 180351376, 315614908, 360702752, 631229816, 721405504, 1262459632, 1442811008, 2524919264, 2885622016, 5049838528, 10099677056, 20199354112]

約数ペア:

[(1, 20199354112), (2, 10099677056), (4, 5049838528), (7, 2885622016), (8, 2524919264), (14, 1442811008), (16, 1262459632), (28, 721405504), (32, 631229816), (56, 360702752), (64, 315614908), (112, 180351376), (128, 157807454), (224, 90175688), (256, 78903727), (277, 72921856), (448, 45087844), (554, 36460928), (896, 22543922), (1108, 18230464), (1792, 11271961), (1939, 10417408), (2216, 9115232), (3878, 5208704), (4432, 4557616), (7756, 2604352), (8864, 2278808), (15512, 1302176), (17728, 1139404), (31024, 651088), (35456, 569702), (40693, 496384), (62048, 325544), (70912, 284851), (81386, 248192), (124096, 162772)]