20901342

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 55551744

約数和(自身を除く): 34650402

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 49, 66, 69, 77, 98, 138, 147, 154, 161, 231, 253, 281, 294, 322, 462, 483, 506, 539, 562, 759, 843, 966, 1078, 1127, 1518, 1617, 1686, 1771, 1967, 2254, 3091, 3234, 3381, 3542, 3934, 5313, 5901, 6182, 6463, 6762, 9273, 10626, 11802, 12397, 12926, 13769, 18546, 19389, 21637, 24794, 27538, 37191, 38778, 41307, 43274, 45241, 64911, 71093, 74382, 82614, 90482, 129822, 135723, 142186, 151459, 213279, 271446, 302918, 316687, 426558, 454377, 497651, 633374, 908754, 950061, 995302, 1492953, 1900122, 2985906, 3483557, 6967114, 10450671, 20901342]

約数ペア:

[(1, 20901342), (2, 10450671), (3, 6967114), (6, 3483557), (7, 2985906), (11, 1900122), (14, 1492953), (21, 995302), (22, 950061), (23, 908754), (33, 633374), (42, 497651), (46, 454377), (49, 426558), (66, 316687), (69, 302918), (77, 271446), (98, 213279), (138, 151459), (147, 142186), (154, 135723), (161, 129822), (231, 90482), (253, 82614), (281, 74382), (294, 71093), (322, 64911), (462, 45241), (483, 43274), (506, 41307), (539, 38778), (562, 37191), (759, 27538), (843, 24794), (966, 21637), (1078, 19389), (1127, 18546), (1518, 13769), (1617, 12926), (1686, 12397), (1771, 11802), (1967, 10626), (2254, 9273), (3091, 6762), (3234, 6463), (3381, 6182), (3542, 5901), (3934, 5313)]