18779936

素因数分解:

$2^5\times 7^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 45360000

約数和(自身を除く): 26580064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 59, 98, 112, 116, 118, 196, 203, 224, 232, 236, 343, 392, 406, 413, 464, 472, 686, 784, 812, 826, 928, 944, 1372, 1421, 1568, 1624, 1652, 1711, 1888, 2744, 2842, 2891, 3248, 3304, 3422, 5488, 5684, 5782, 6496, 6608, 6844, 9947, 10976, 11368, 11564, 11977, 13216, 13688, 19894, 20237, 22736, 23128, 23954, 27376, 39788, 40474, 45472, 46256, 47908, 54752, 79576, 80948, 83839, 92512, 95816, 159152, 161896, 167678, 191632, 318304, 323792, 335356, 383264, 586873, 647584, 670712, 1173746, 1341424, 2347492, 2682848, 4694984, 9389968, 18779936]

約数ペア:

[(1, 18779936), (2, 9389968), (4, 4694984), (7, 2682848), (8, 2347492), (14, 1341424), (16, 1173746), (28, 670712), (29, 647584), (32, 586873), (49, 383264), (56, 335356), (58, 323792), (59, 318304), (98, 191632), (112, 167678), (116, 161896), (118, 159152), (196, 95816), (203, 92512), (224, 83839), (232, 80948), (236, 79576), (343, 54752), (392, 47908), (406, 46256), (413, 45472), (464, 40474), (472, 39788), (686, 27376), (784, 23954), (812, 23128), (826, 22736), (928, 20237), (944, 19894), (1372, 13688), (1421, 13216), (1568, 11977), (1624, 11564), (1652, 11368), (1711, 10976), (1888, 9947), (2744, 6844), (2842, 6608), (2891, 6496), (3248, 5782), (3304, 5684), (3422, 5488)]