20984898

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2917}}^1$

素因数の和:3042

約数の個数: 32

約数和(自身を含む): 46221120

約数和(自身を除く): 25236222

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 109, 218, 327, 654, 1199, 2398, 2917, 3597, 5834, 7194, 8751, 17502, 32087, 64174, 96261, 192522, 317953, 635906, 953859, 1907718, 3497483, 6994966, 10492449, 20984898]

約数ペア:

[(1, 20984898), (2, 10492449), (3, 6994966), (6, 3497483), (11, 1907718), (22, 953859), (33, 635906), (66, 317953), (109, 192522), (218, 96261), (327, 64174), (654, 32087), (1199, 17502), (2398, 8751), (2917, 7194), (3597, 5834)]