18972744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3643}}^1$

素因数の和:3690

約数の個数: 64

約数和(自身を含む): 55971840

約数和(自身を除く): 36999096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 3643, 5208, 7286, 10929, 14572, 21858, 25501, 29144, 43716, 51002, 76503, 87432, 102004, 112933, 153006, 204008, 225866, 306012, 338799, 451732, 612024, 677598, 790531, 903464, 1355196, 1581062, 2371593, 2710392, 3162124, 4743186, 6324248, 9486372, 18972744]

約数ペア:

[(1, 18972744), (2, 9486372), (3, 6324248), (4, 4743186), (6, 3162124), (7, 2710392), (8, 2371593), (12, 1581062), (14, 1355196), (21, 903464), (24, 790531), (28, 677598), (31, 612024), (42, 451732), (56, 338799), (62, 306012), (84, 225866), (93, 204008), (124, 153006), (168, 112933), (186, 102004), (217, 87432), (248, 76503), (372, 51002), (434, 43716), (651, 29144), (744, 25501), (868, 21858), (1302, 14572), (1736, 10929), (2604, 7286), (3643, 5208)]