18964488

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^2\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 48440880

約数和(自身を除く): 29476392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 177, 227, 236, 354, 454, 472, 681, 708, 908, 1362, 1416, 1816, 2724, 3481, 5448, 6962, 10443, 13393, 13924, 20886, 26786, 27848, 40179, 41772, 53572, 80358, 83544, 107144, 160716, 321432, 790187, 1580374, 2370561, 3160748, 4741122, 6321496, 9482244, 18964488]

約数ペア:

[(1, 18964488), (2, 9482244), (3, 6321496), (4, 4741122), (6, 3160748), (8, 2370561), (12, 1580374), (24, 790187), (59, 321432), (118, 160716), (177, 107144), (227, 83544), (236, 80358), (354, 53572), (454, 41772), (472, 40179), (681, 27848), (708, 26786), (908, 20886), (1362, 13924), (1416, 13393), (1816, 10443), (2724, 6962), (3481, 5448)]