20216862252

素因数分解:

$2^2\times 3^5\times {\mathrm{1381}}^1\times {\mathrm{15061}}^1$

素因数の和:16461

約数の個数: 72

約数和(自身を含む): 53038362832

約数和(自身を除く): 32821500580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1381, 2762, 4143, 5524, 8286, 12429, 15061, 16572, 24858, 30122, 37287, 45183, 49716, 60244, 74574, 90366, 111861, 135549, 149148, 180732, 223722, 271098, 335583, 406647, 447444, 542196, 671166, 813294, 1219941, 1342332, 1626588, 2439882, 3659823, 4879764, 7319646, 14639292, 20799241, 41598482, 62397723, 83196964, 124795446, 187193169, 249590892, 374386338, 561579507, 748772676, 1123159014, 1684738521, 2246318028, 3369477042, 5054215563, 6738954084, 10108431126, 20216862252]

約数ペア:

[(1, 20216862252), (2, 10108431126), (3, 6738954084), (4, 5054215563), (6, 3369477042), (9, 2246318028), (12, 1684738521), (18, 1123159014), (27, 748772676), (36, 561579507), (54, 374386338), (81, 249590892), (108, 187193169), (162, 124795446), (243, 83196964), (324, 62397723), (486, 41598482), (972, 20799241), (1381, 14639292), (2762, 7319646), (4143, 4879764), (5524, 3659823), (8286, 2439882), (12429, 1626588), (15061, 1342332), (16572, 1219941), (24858, 813294), (30122, 671166), (37287, 542196), (45183, 447444), (49716, 406647), (60244, 335583), (74574, 271098), (90366, 223722), (111861, 180732), (135549, 149148)]