19882476

素因数分解:

$2^2\times 3^3\times {\mathrm{227}}^1\times {\mathrm{811}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 51838080

約数和(自身を除く): 31955604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 227, 454, 681, 811, 908, 1362, 1622, 2043, 2433, 2724, 3244, 4086, 4866, 6129, 7299, 8172, 9732, 12258, 14598, 21897, 24516, 29196, 43794, 87588, 184097, 368194, 552291, 736388, 1104582, 1656873, 2209164, 3313746, 4970619, 6627492, 9941238, 19882476]

約数ペア:

[(1, 19882476), (2, 9941238), (3, 6627492), (4, 4970619), (6, 3313746), (9, 2209164), (12, 1656873), (18, 1104582), (27, 736388), (36, 552291), (54, 368194), (108, 184097), (227, 87588), (454, 43794), (681, 29196), (811, 24516), (908, 21897), (1362, 14598), (1622, 12258), (2043, 9732), (2433, 8172), (2724, 7299), (3244, 6129), (4086, 4866)]