19266236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20650564

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 86, 172, 187, 374, 473, 599, 731, 748, 946, 1198, 1462, 1892, 2396, 2924, 6589, 8041, 10183, 13178, 16082, 20366, 25757, 26356, 32164, 40732, 51514, 103028, 112013, 224026, 283327, 437869, 448052, 566654, 875738, 1133308, 1751476, 4816559, 9633118, 19266236]

約数ペア:

[(1, 19266236), (2, 9633118), (4, 4816559), (11, 1751476), (17, 1133308), (22, 875738), (34, 566654), (43, 448052), (44, 437869), (68, 283327), (86, 224026), (172, 112013), (187, 103028), (374, 51514), (473, 40732), (599, 32164), (731, 26356), (748, 25757), (946, 20366), (1198, 16082), (1462, 13178), (1892, 10183), (2396, 8041), (2924, 6589)]