19073990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4733}}^1$

素因数の和:4784

約数の個数: 32

約数和(自身を含む): 38174976

約数和(自身を除く): 19100986

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4733, 9466, 23665, 47330, 61529, 123058, 146723, 293446, 307645, 615290, 733615, 1467230, 1907399, 3814798, 9536995, 19073990]

約数ペア:

[(1, 19073990), (2, 9536995), (5, 3814798), (10, 1907399), (13, 1467230), (26, 733615), (31, 615290), (62, 307645), (65, 293446), (130, 146723), (155, 123058), (310, 61529), (403, 47330), (806, 23665), (2015, 9466), (4030, 4733)]