20362288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:773

約数の個数: 40

約数和(自身を含む): 41453696

約数和(自身を除く): 21091408

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 673, 976, 1346, 1891, 2692, 3782, 5384, 7564, 10768, 15128, 20863, 30256, 41053, 41726, 82106, 83452, 164212, 166904, 328424, 333808, 656848, 1272643, 2545286, 5090572, 10181144, 20362288]

約数ペア:

[(1, 20362288), (2, 10181144), (4, 5090572), (8, 2545286), (16, 1272643), (31, 656848), (61, 333808), (62, 328424), (122, 166904), (124, 164212), (244, 83452), (248, 82106), (488, 41726), (496, 41053), (673, 30256), (976, 20863), (1346, 15128), (1891, 10768), (2692, 7564), (3782, 5384)]