19389776

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4679}}^1$

素因数の和:4731

約数の個数: 40

約数和(自身を含む): 44104320

約数和(自身を除く): 24714544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4679, 9358, 18716, 32753, 37432, 65506, 74864, 131012, 173123, 262024, 346246, 524048, 692492, 1211861, 1384984, 2423722, 2769968, 4847444, 9694888, 19389776]

約数ペア:

[(1, 19389776), (2, 9694888), (4, 4847444), (7, 2769968), (8, 2423722), (14, 1384984), (16, 1211861), (28, 692492), (37, 524048), (56, 346246), (74, 262024), (112, 173123), (148, 131012), (259, 74864), (296, 65506), (518, 37432), (592, 32753), (1036, 18716), (2072, 9358), (4144, 4679)]