18807312

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 51336000

約数和(自身を除く): 32528688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 59, 87, 116, 118, 174, 177, 229, 232, 236, 348, 354, 458, 464, 472, 687, 696, 708, 916, 944, 1374, 1392, 1416, 1711, 1832, 2748, 2832, 3422, 3664, 5133, 5496, 6641, 6844, 10266, 10992, 13282, 13511, 13688, 19923, 20532, 26564, 27022, 27376, 39846, 40533, 41064, 53128, 54044, 79692, 81066, 82128, 106256, 108088, 159384, 162132, 216176, 318768, 324264, 391819, 648528, 783638, 1175457, 1567276, 2350914, 3134552, 4701828, 6269104, 9403656, 18807312]

約数ペア:

[(1, 18807312), (2, 9403656), (3, 6269104), (4, 4701828), (6, 3134552), (8, 2350914), (12, 1567276), (16, 1175457), (24, 783638), (29, 648528), (48, 391819), (58, 324264), (59, 318768), (87, 216176), (116, 162132), (118, 159384), (174, 108088), (177, 106256), (229, 82128), (232, 81066), (236, 79692), (348, 54044), (354, 53128), (458, 41064), (464, 40533), (472, 39846), (687, 27376), (696, 27022), (708, 26564), (916, 20532), (944, 19923), (1374, 13688), (1392, 13511), (1416, 13282), (1711, 10992), (1832, 10266), (2748, 6844), (2832, 6641), (3422, 5496), (3664, 5133)]