19246370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 41779584

約数和(自身を除く): 22533214

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 313, 430, 473, 559, 626, 715, 946, 1118, 1430, 1565, 2365, 2795, 3130, 3443, 4069, 4730, 5590, 6149, 6886, 8138, 12298, 13459, 17215, 20345, 26918, 30745, 34430, 40690, 44759, 61490, 67295, 89518, 134590, 148049, 174967, 223795, 296098, 349934, 447590, 740245, 874835, 1480490, 1749670, 1924637, 3849274, 9623185, 19246370]

約数ペア:

[(1, 19246370), (2, 9623185), (5, 3849274), (10, 1924637), (11, 1749670), (13, 1480490), (22, 874835), (26, 740245), (43, 447590), (55, 349934), (65, 296098), (86, 223795), (110, 174967), (130, 148049), (143, 134590), (215, 89518), (286, 67295), (313, 61490), (430, 44759), (473, 40690), (559, 34430), (626, 30745), (715, 26918), (946, 20345), (1118, 17215), (1430, 13459), (1565, 12298), (2365, 8138), (2795, 6886), (3130, 6149), (3443, 5590), (4069, 4730)]