20631786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8053}}^1$

素因数の和:8126

約数の個数: 32

約数和(自身を含む): 47937408

約数和(自身を除く): 27305622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 8053, 16106, 24159, 48318, 56371, 112742, 169113, 338226, 491233, 982466, 1473699, 2947398, 3438631, 6877262, 10315893, 20631786]

約数ペア:

[(1, 20631786), (2, 10315893), (3, 6877262), (6, 3438631), (7, 2947398), (14, 1473699), (21, 982466), (42, 491233), (61, 338226), (122, 169113), (183, 112742), (366, 56371), (427, 48318), (854, 24159), (1281, 16106), (2562, 8053)]