20541612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1447}}^1$

素因数の和:1487

約数の個数: 72

約数和(自身を含む): 59356416

約数和(自身を除く): 38814804

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 1447, 2028, 2366, 2894, 3549, 4341, 4732, 5788, 7098, 8682, 10129, 14196, 17364, 18811, 20258, 30387, 37622, 40516, 56433, 60774, 75244, 112866, 121548, 131677, 225732, 244543, 263354, 395031, 489086, 526708, 733629, 790062, 978172, 1467258, 1580124, 1711801, 2934516, 3423602, 5135403, 6847204, 10270806, 20541612]

約数ペア:

[(1, 20541612), (2, 10270806), (3, 6847204), (4, 5135403), (6, 3423602), (7, 2934516), (12, 1711801), (13, 1580124), (14, 1467258), (21, 978172), (26, 790062), (28, 733629), (39, 526708), (42, 489086), (52, 395031), (78, 263354), (84, 244543), (91, 225732), (156, 131677), (169, 121548), (182, 112866), (273, 75244), (338, 60774), (364, 56433), (507, 40516), (546, 37622), (676, 30387), (1014, 20258), (1092, 18811), (1183, 17364), (1447, 14196), (2028, 10129), (2366, 8682), (2894, 7098), (3549, 5788), (4341, 4732)]