20696676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1723}}^1$

素因数の和:1761

約数の個数: 96

約数和(自身を含む): 64877568

約数和(自身を除く): 44180892

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1716, 1723, 2002, 3003, 3446, 4004, 5169, 6006, 6892, 10338, 12012, 12061, 18953, 20676, 22399, 24122, 36183, 37906, 44798, 48244, 56859, 67197, 72366, 75812, 89596, 113718, 132671, 134394, 144732, 156793, 227436, 246389, 265342, 268788, 313586, 398013, 470379, 492778, 530684, 627172, 739167, 796026, 940758, 985556, 1478334, 1592052, 1724723, 1881516, 2956668, 3449446, 5174169, 6898892, 10348338, 20696676]

約数ペア:

[(1, 20696676), (2, 10348338), (3, 6898892), (4, 5174169), (6, 3449446), (7, 2956668), (11, 1881516), (12, 1724723), (13, 1592052), (14, 1478334), (21, 985556), (22, 940758), (26, 796026), (28, 739167), (33, 627172), (39, 530684), (42, 492778), (44, 470379), (52, 398013), (66, 313586), (77, 268788), (78, 265342), (84, 246389), (91, 227436), (132, 156793), (143, 144732), (154, 134394), (156, 132671), (182, 113718), (231, 89596), (273, 75812), (286, 72366), (308, 67197), (364, 56859), (429, 48244), (462, 44798), (546, 37906), (572, 36183), (858, 24122), (924, 22399), (1001, 20676), (1092, 18953), (1716, 12061), (1723, 12012), (2002, 10338), (3003, 6892), (3446, 6006), (4004, 5169)]