20072872

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 40204800

約数和(自身を除く): 20131928

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 2791, 3596, 5582, 7192, 11164, 22328, 80939, 86521, 161878, 173042, 323756, 346084, 647512, 692168, 2509109, 5018218, 10036436, 20072872]

約数ペア:

[(1, 20072872), (2, 10036436), (4, 5018218), (8, 2509109), (29, 692168), (31, 647512), (58, 346084), (62, 323756), (116, 173042), (124, 161878), (232, 86521), (248, 80939), (899, 22328), (1798, 11164), (2791, 7192), (3596, 5582)]