28921808

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{29633}}^1$

素因数の和:29702

約数の個数: 20

約数和(自身を含む): 56956548

約数和(自身を除く): 28034740

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 29633, 59266, 118532, 237064, 474128, 1807613, 3615226, 7230452, 14460904, 28921808]

約数ペア:

[(1, 28921808), (2, 14460904), (4, 7230452), (8, 3615226), (16, 1807613), (61, 474128), (122, 237064), (244, 118532), (488, 59266), (976, 29633)]