19925836

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 43267392

約数和(自身を除く): 23341556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 68, 82, 119, 164, 238, 287, 476, 574, 697, 1021, 1148, 1394, 2042, 2788, 4084, 4879, 7147, 9758, 14294, 17357, 19516, 28588, 34714, 41861, 69428, 83722, 121499, 167444, 242998, 293027, 485996, 586054, 711637, 1172108, 1423274, 2846548, 4981459, 9962918, 19925836]

約数ペア:

[(1, 19925836), (2, 9962918), (4, 4981459), (7, 2846548), (14, 1423274), (17, 1172108), (28, 711637), (34, 586054), (41, 485996), (68, 293027), (82, 242998), (119, 167444), (164, 121499), (238, 83722), (287, 69428), (476, 41861), (574, 34714), (697, 28588), (1021, 19516), (1148, 17357), (1394, 14294), (2042, 9758), (2788, 7147), (4084, 4879)]