19386224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 45517920

約数和(自身を除く): 26131696

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 229, 286, 296, 407, 458, 481, 572, 592, 814, 916, 962, 1144, 1628, 1832, 1924, 2288, 2519, 2977, 3256, 3664, 3848, 5038, 5291, 5954, 6512, 7696, 8473, 10076, 10582, 11908, 16946, 20152, 21164, 23816, 32747, 33892, 40304, 42328, 47632, 65494, 67784, 84656, 93203, 110149, 130988, 135568, 186406, 220298, 261976, 372812, 440596, 523952, 745624, 881192, 1211639, 1491248, 1762384, 2423278, 4846556, 9693112, 19386224]

約数ペア:

[(1, 19386224), (2, 9693112), (4, 4846556), (8, 2423278), (11, 1762384), (13, 1491248), (16, 1211639), (22, 881192), (26, 745624), (37, 523952), (44, 440596), (52, 372812), (74, 261976), (88, 220298), (104, 186406), (143, 135568), (148, 130988), (176, 110149), (208, 93203), (229, 84656), (286, 67784), (296, 65494), (407, 47632), (458, 42328), (481, 40304), (572, 33892), (592, 32747), (814, 23816), (916, 21164), (962, 20152), (1144, 16946), (1628, 11908), (1832, 10582), (1924, 10076), (2288, 8473), (2519, 7696), (2977, 6512), (3256, 5954), (3664, 5291), (3848, 5038)]