18271520208

素因数分解:

$2^4\times 3^2\times {\mathrm{163}}^1\times {\mathrm{778439}}^1$

素因数の和:778616

約数の個数: 60

約数和(自身を含む): 51448656480

約数和(自身を除く): 33177136272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2608, 2934, 3912, 5868, 7824, 11736, 23472, 778439, 1556878, 2335317, 3113756, 4670634, 6227512, 7005951, 9341268, 12455024, 14011902, 18682536, 28023804, 37365072, 56047608, 112095216, 126885557, 253771114, 380656671, 507542228, 761313342, 1015084456, 1141970013, 1522626684, 2030168912, 2283940026, 3045253368, 4567880052, 6090506736, 9135760104, 18271520208]

約数ペア:

[(1, 18271520208), (2, 9135760104), (3, 6090506736), (4, 4567880052), (6, 3045253368), (8, 2283940026), (9, 2030168912), (12, 1522626684), (16, 1141970013), (18, 1015084456), (24, 761313342), (36, 507542228), (48, 380656671), (72, 253771114), (144, 126885557), (163, 112095216), (326, 56047608), (489, 37365072), (652, 28023804), (978, 18682536), (1304, 14011902), (1467, 12455024), (1956, 9341268), (2608, 7005951), (2934, 6227512), (3912, 4670634), (5868, 3113756), (7824, 2335317), (11736, 1556878), (23472, 778439)]