20403726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2909}}^1$

素因数の和:3088

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 26528754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 167, 334, 501, 1002, 1169, 2338, 2909, 3507, 5818, 7014, 8727, 17454, 20363, 40726, 61089, 122178, 485803, 971606, 1457409, 2914818, 3400621, 6801242, 10201863, 20403726]

約数ペア:

[(1, 20403726), (2, 10201863), (3, 6801242), (6, 3400621), (7, 2914818), (14, 1457409), (21, 971606), (42, 485803), (167, 122178), (334, 61089), (501, 40726), (1002, 20363), (1169, 17454), (2338, 8727), (2909, 7014), (3507, 5818)]