20293848

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 64

約数和(自身を含む): 57600000

約数和(自身を除く): 37306152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 1128, 1269, 1692, 1999, 2538, 3384, 3998, 5076, 5997, 7996, 10152, 11994, 15992, 17991, 23988, 35982, 47976, 53973, 71964, 93953, 107946, 143928, 187906, 215892, 281859, 375812, 431784, 563718, 751624, 845577, 1127436, 1691154, 2254872, 2536731, 3382308, 5073462, 6764616, 10146924, 20293848]

約数ペア:

[(1, 20293848), (2, 10146924), (3, 6764616), (4, 5073462), (6, 3382308), (8, 2536731), (9, 2254872), (12, 1691154), (18, 1127436), (24, 845577), (27, 751624), (36, 563718), (47, 431784), (54, 375812), (72, 281859), (94, 215892), (108, 187906), (141, 143928), (188, 107946), (216, 93953), (282, 71964), (376, 53973), (423, 47976), (564, 35982), (846, 23988), (1128, 17991), (1269, 15992), (1692, 11994), (1999, 10152), (2538, 7996), (3384, 5997), (3998, 5076)]