19316718

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:163

約数の個数: 80

約数和(自身を含む): 45999360

約数和(自身を除く): 26682642

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 47, 54, 59, 81, 86, 94, 118, 129, 141, 162, 177, 258, 282, 354, 387, 423, 531, 774, 846, 1062, 1161, 1269, 1593, 2021, 2322, 2537, 2538, 2773, 3186, 3483, 3807, 4042, 4779, 5074, 5546, 6063, 6966, 7611, 7614, 8319, 9558, 12126, 15222, 16638, 18189, 22833, 24957, 36378, 45666, 49914, 54567, 68499, 74871, 109134, 119239, 136998, 149742, 163701, 205497, 224613, 238478, 327402, 357717, 410994, 449226, 715434, 1073151, 2146302, 3219453, 6438906, 9658359, 19316718]

約数ペア:

[(1, 19316718), (2, 9658359), (3, 6438906), (6, 3219453), (9, 2146302), (18, 1073151), (27, 715434), (43, 449226), (47, 410994), (54, 357717), (59, 327402), (81, 238478), (86, 224613), (94, 205497), (118, 163701), (129, 149742), (141, 136998), (162, 119239), (177, 109134), (258, 74871), (282, 68499), (354, 54567), (387, 49914), (423, 45666), (531, 36378), (774, 24957), (846, 22833), (1062, 18189), (1161, 16638), (1269, 15222), (1593, 12126), (2021, 9558), (2322, 8319), (2537, 7614), (2538, 7611), (2773, 6966), (3186, 6063), (3483, 5546), (3807, 5074), (4042, 4779)]