18211956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11411}}^1$

素因数の和:11444

約数の個数: 48

約数和(自身を含む): 51125760

約数和(自身を除く): 32913804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 11411, 22822, 34233, 45644, 68466, 79877, 136932, 159754, 216809, 239631, 319508, 433618, 479262, 650427, 867236, 958524, 1300854, 1517663, 2601708, 3035326, 4552989, 6070652, 9105978, 18211956]

約数ペア:

[(1, 18211956), (2, 9105978), (3, 6070652), (4, 4552989), (6, 3035326), (7, 2601708), (12, 1517663), (14, 1300854), (19, 958524), (21, 867236), (28, 650427), (38, 479262), (42, 433618), (57, 319508), (76, 239631), (84, 216809), (114, 159754), (133, 136932), (228, 79877), (266, 68466), (399, 45644), (532, 34233), (798, 22822), (1596, 11411)]