11891908

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 26544672

約数和(自身を除く): 14652764

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 49, 68, 83, 86, 98, 119, 166, 172, 196, 238, 301, 332, 476, 581, 602, 731, 833, 1162, 1204, 1411, 1462, 1666, 2107, 2324, 2822, 2924, 3332, 3569, 4067, 4214, 5117, 5644, 7138, 8134, 8428, 9877, 10234, 14276, 16268, 19754, 20468, 24983, 35819, 39508, 49966, 60673, 69139, 71638, 99932, 121346, 138278, 143276, 174881, 242692, 276556, 349762, 424711, 699524, 849422, 1698844, 2972977, 5945954, 11891908]

約数ペア:

[(1, 11891908), (2, 5945954), (4, 2972977), (7, 1698844), (14, 849422), (17, 699524), (28, 424711), (34, 349762), (43, 276556), (49, 242692), (68, 174881), (83, 143276), (86, 138278), (98, 121346), (119, 99932), (166, 71638), (172, 69139), (196, 60673), (238, 49966), (301, 39508), (332, 35819), (476, 24983), (581, 20468), (602, 19754), (731, 16268), (833, 14276), (1162, 10234), (1204, 9877), (1411, 8428), (1462, 8134), (1666, 7138), (2107, 5644), (2324, 5117), (2822, 4214), (2924, 4067), (3332, 3569)]