19518822

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 45135792

約数和(自身を除く): 25616970

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 227, 281, 306, 454, 562, 681, 843, 1362, 1686, 2043, 2529, 3859, 4086, 4777, 5058, 7718, 9554, 11577, 14331, 23154, 28662, 34731, 42993, 63787, 69462, 85986, 127574, 191361, 382722, 574083, 1084379, 1148166, 2168758, 3253137, 6506274, 9759411, 19518822]

約数ペア:

[(1, 19518822), (2, 9759411), (3, 6506274), (6, 3253137), (9, 2168758), (17, 1148166), (18, 1084379), (34, 574083), (51, 382722), (102, 191361), (153, 127574), (227, 85986), (281, 69462), (306, 63787), (454, 42993), (562, 34731), (681, 28662), (843, 23154), (1362, 14331), (1686, 11577), (2043, 9554), (2529, 7718), (3859, 5058), (4086, 4777)]