19518732

素因数分解:

$2^2\times 3^5\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 52468416

約数和(自身を除く): 32949684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 243, 258, 324, 387, 467, 486, 516, 774, 934, 972, 1161, 1401, 1548, 1868, 2322, 2802, 3483, 4203, 4644, 5604, 6966, 8406, 10449, 12609, 13932, 16812, 20081, 20898, 25218, 37827, 40162, 41796, 50436, 60243, 75654, 80324, 113481, 120486, 151308, 180729, 226962, 240972, 361458, 453924, 542187, 722916, 1084374, 1626561, 2168748, 3253122, 4879683, 6506244, 9759366, 19518732]

約数ペア:

[(1, 19518732), (2, 9759366), (3, 6506244), (4, 4879683), (6, 3253122), (9, 2168748), (12, 1626561), (18, 1084374), (27, 722916), (36, 542187), (43, 453924), (54, 361458), (81, 240972), (86, 226962), (108, 180729), (129, 151308), (162, 120486), (172, 113481), (243, 80324), (258, 75654), (324, 60243), (387, 50436), (467, 41796), (486, 40162), (516, 37827), (774, 25218), (934, 20898), (972, 20081), (1161, 16812), (1401, 13932), (1548, 12609), (1868, 10449), (2322, 8406), (2802, 6966), (3483, 5604), (4203, 4644)]