19546413

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 28327104

約数和(自身を除く): 8780691

約数列:

[1, 3, 17, 51, 61, 103, 183, 309, 1037, 1751, 3111, 3721, 5253, 6283, 11163, 18849, 63257, 106811, 189771, 320433, 383263, 1149789, 6515471, 19546413]

約数ペア:

[(1, 19546413), (3, 6515471), (17, 1149789), (51, 383263), (61, 320433), (103, 189771), (183, 106811), (309, 63257), (1037, 18849), (1751, 11163), (3111, 6283), (3721, 5253)]