20559392

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5399}}^1$

素因数の和:5433

約数の個数: 48

約数和(自身を含む): 48988800

約数和(自身を除く): 28429408

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5399, 10798, 21596, 37793, 43192, 75586, 86384, 91783, 151172, 172768, 183566, 302344, 367132, 604688, 642481, 734264, 1209376, 1284962, 1468528, 2569924, 2937056, 5139848, 10279696, 20559392]

約数ペア:

[(1, 20559392), (2, 10279696), (4, 5139848), (7, 2937056), (8, 2569924), (14, 1468528), (16, 1284962), (17, 1209376), (28, 734264), (32, 642481), (34, 604688), (56, 367132), (68, 302344), (112, 183566), (119, 172768), (136, 151172), (224, 91783), (238, 86384), (272, 75586), (476, 43192), (544, 37793), (952, 21596), (1904, 10798), (3808, 5399)]