19862392

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 44097480

約数和(自身を除く): 24235088

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 71, 88, 121, 136, 142, 187, 242, 284, 289, 374, 484, 568, 578, 748, 781, 968, 1156, 1207, 1496, 1562, 2057, 2312, 2414, 3124, 3179, 4114, 4828, 6248, 6358, 8228, 8591, 9656, 12716, 13277, 16456, 17182, 20519, 25432, 26554, 34364, 34969, 41038, 53108, 68728, 69938, 82076, 106216, 139876, 146047, 164152, 225709, 279752, 292094, 451418, 584188, 902836, 1168376, 1805672, 2482799, 4965598, 9931196, 19862392]

約数ペア:

[(1, 19862392), (2, 9931196), (4, 4965598), (8, 2482799), (11, 1805672), (17, 1168376), (22, 902836), (34, 584188), (44, 451418), (68, 292094), (71, 279752), (88, 225709), (121, 164152), (136, 146047), (142, 139876), (187, 106216), (242, 82076), (284, 69938), (289, 68728), (374, 53108), (484, 41038), (568, 34969), (578, 34364), (748, 26554), (781, 25432), (968, 20519), (1156, 17182), (1207, 16456), (1496, 13277), (1562, 12716), (2057, 9656), (2312, 8591), (2414, 8228), (3124, 6358), (3179, 6248), (4114, 4828)]