20702418

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1733}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 45444672

約数和(自身を除く): 24742254

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 181, 362, 543, 1086, 1733, 1991, 3466, 3982, 5199, 5973, 10398, 11946, 19063, 38126, 57189, 114378, 313673, 627346, 941019, 1882038, 3450403, 6900806, 10351209, 20702418]

約数ペア:

[(1, 20702418), (2, 10351209), (3, 6900806), (6, 3450403), (11, 1882038), (22, 941019), (33, 627346), (66, 313673), (181, 114378), (362, 57189), (543, 38126), (1086, 19063), (1733, 11946), (1991, 10398), (3466, 5973), (3982, 5199)]