197983952

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 60

約数和(自身を含む): 409322016

約数和(自身を除く): 211338064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 151, 152, 227, 302, 304, 361, 454, 604, 722, 908, 1208, 1444, 1816, 2416, 2869, 2888, 3632, 4313, 5738, 5776, 8626, 11476, 17252, 22952, 34277, 34504, 45904, 54511, 68554, 69008, 81947, 109022, 137108, 163894, 218044, 274216, 327788, 436088, 548432, 651263, 655576, 872176, 1302526, 1311152, 2605052, 5210104, 10420208, 12373997, 24747994, 49495988, 98991976, 197983952]

約数ペア:

[(1, 197983952), (2, 98991976), (4, 49495988), (8, 24747994), (16, 12373997), (19, 10420208), (38, 5210104), (76, 2605052), (151, 1311152), (152, 1302526), (227, 872176), (302, 655576), (304, 651263), (361, 548432), (454, 436088), (604, 327788), (722, 274216), (908, 218044), (1208, 163894), (1444, 137108), (1816, 109022), (2416, 81947), (2869, 69008), (2888, 68554), (3632, 54511), (4313, 45904), (5738, 34504), (5776, 34277), (8626, 22952), (11476, 17252)]