19487130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1775

約数の個数: 64

約数和(自身を含む): 52133760

約数和(自身を除く): 32646630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1723, 1885, 2262, 3446, 3770, 5169, 5655, 8615, 10338, 11310, 17230, 22399, 25845, 44798, 49967, 51690, 67197, 99934, 111995, 134394, 149901, 223990, 249835, 299802, 335985, 499670, 649571, 671970, 749505, 1299142, 1499010, 1948713, 3247855, 3897426, 6495710, 9743565, 19487130]

約数ペア:

[(1, 19487130), (2, 9743565), (3, 6495710), (5, 3897426), (6, 3247855), (10, 1948713), (13, 1499010), (15, 1299142), (26, 749505), (29, 671970), (30, 649571), (39, 499670), (58, 335985), (65, 299802), (78, 249835), (87, 223990), (130, 149901), (145, 134394), (174, 111995), (195, 99934), (290, 67197), (377, 51690), (390, 49967), (435, 44798), (754, 25845), (870, 22399), (1131, 17230), (1723, 11310), (1885, 10338), (2262, 8615), (3446, 5655), (3770, 5169)]