18966496

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 39012624

約数和(自身を除く): 20046128

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 83, 148, 166, 193, 296, 332, 386, 592, 664, 772, 1184, 1328, 1544, 2656, 3071, 3088, 6142, 6176, 7141, 12284, 14282, 16019, 24568, 28564, 32038, 49136, 57128, 64076, 98272, 114256, 128152, 228512, 256304, 512608, 592703, 1185406, 2370812, 4741624, 9483248, 18966496]

約数ペア:

[(1, 18966496), (2, 9483248), (4, 4741624), (8, 2370812), (16, 1185406), (32, 592703), (37, 512608), (74, 256304), (83, 228512), (148, 128152), (166, 114256), (193, 98272), (296, 64076), (332, 57128), (386, 49136), (592, 32038), (664, 28564), (772, 24568), (1184, 16019), (1328, 14282), (1544, 12284), (2656, 7141), (3071, 6176), (3088, 6142)]