18571356

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:133

約数の個数: 90

約数和(自身を含む): 51307872

約数和(自身を除く): 32736516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 43, 54, 62, 81, 86, 93, 108, 124, 129, 162, 172, 186, 258, 279, 324, 372, 387, 516, 558, 774, 837, 1116, 1161, 1333, 1548, 1674, 1849, 2322, 2511, 2666, 3348, 3483, 3698, 3999, 4644, 5022, 5332, 5547, 6966, 7396, 7998, 10044, 11094, 11997, 13932, 15996, 16641, 22188, 23994, 33282, 35991, 47988, 49923, 57319, 66564, 71982, 99846, 107973, 114638, 143964, 149769, 171957, 199692, 215946, 229276, 299538, 343914, 431892, 515871, 599076, 687828, 1031742, 1547613, 2063484, 3095226, 4642839, 6190452, 9285678, 18571356]

約数ペア:

[(1, 18571356), (2, 9285678), (3, 6190452), (4, 4642839), (6, 3095226), (9, 2063484), (12, 1547613), (18, 1031742), (27, 687828), (31, 599076), (36, 515871), (43, 431892), (54, 343914), (62, 299538), (81, 229276), (86, 215946), (93, 199692), (108, 171957), (124, 149769), (129, 143964), (162, 114638), (172, 107973), (186, 99846), (258, 71982), (279, 66564), (324, 57319), (372, 49923), (387, 47988), (516, 35991), (558, 33282), (774, 23994), (837, 22188), (1116, 16641), (1161, 15996), (1333, 13932), (1548, 11997), (1674, 11094), (1849, 10044), (2322, 7998), (2511, 7396), (2666, 6966), (3348, 5547), (3483, 5332), (3698, 5022), (3999, 4644)]