20021358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1523}}^1$

素因数の和:1848

約数の個数: 32

約数和(自身を含む): 45939456

約数和(自身を除く): 25918098

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1523, 1878, 2191, 3046, 4382, 4569, 6573, 9138, 10661, 13146, 21322, 31983, 63966, 476699, 953398, 1430097, 2860194, 3336893, 6673786, 10010679, 20021358]

約数ペア:

[(1, 20021358), (2, 10010679), (3, 6673786), (6, 3336893), (7, 2860194), (14, 1430097), (21, 953398), (42, 476699), (313, 63966), (626, 31983), (939, 21322), (1523, 13146), (1878, 10661), (2191, 9138), (3046, 6573), (4382, 4569)]