1917773721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{26021}}^1$

素因数の和:26477

約数の個数: 24

約数和(自身を含む): 2922791040

約数和(自身を除く): 1005017319

約数列:

[1, 3, 9, 19, 57, 171, 431, 1293, 3879, 8189, 24567, 26021, 73701, 78063, 234189, 494399, 1483197, 4449591, 11215051, 33645153, 100935459, 213085969, 639257907, 1917773721]

約数ペア:

[(1, 1917773721), (3, 639257907), (9, 213085969), (19, 100935459), (57, 33645153), (171, 11215051), (431, 4449591), (1293, 1483197), (3879, 494399), (8189, 234189), (24567, 78063), (26021, 73701)]