20209384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 41002920

約数和(自身を除く): 20793536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 613, 634, 1226, 1268, 2452, 2536, 4121, 4904, 7969, 8242, 15938, 16484, 31876, 32968, 63752, 194321, 388642, 777284, 1554568, 2526173, 5052346, 10104692, 20209384]

約数ペア:

[(1, 20209384), (2, 10104692), (4, 5052346), (8, 2526173), (13, 1554568), (26, 777284), (52, 388642), (104, 194321), (317, 63752), (613, 32968), (634, 31876), (1226, 16484), (1268, 15938), (2452, 8242), (2536, 7969), (4121, 4904)]