20461356

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 35986644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 47, 54, 58, 87, 94, 108, 116, 139, 141, 174, 188, 261, 278, 282, 348, 417, 423, 522, 556, 564, 783, 834, 846, 1044, 1251, 1269, 1363, 1566, 1668, 1692, 2502, 2538, 2726, 3132, 3753, 4031, 4089, 5004, 5076, 5452, 6533, 7506, 8062, 8178, 12093, 12267, 13066, 15012, 16124, 16356, 19599, 24186, 24534, 26132, 36279, 36801, 39198, 48372, 49068, 58797, 72558, 73602, 78396, 108837, 117594, 145116, 147204, 176391, 189457, 217674, 235188, 352782, 378914, 435348, 568371, 705564, 757828, 1136742, 1705113, 2273484, 3410226, 5115339, 6820452, 10230678, 20461356]

約数ペア:

[(1, 20461356), (2, 10230678), (3, 6820452), (4, 5115339), (6, 3410226), (9, 2273484), (12, 1705113), (18, 1136742), (27, 757828), (29, 705564), (36, 568371), (47, 435348), (54, 378914), (58, 352782), (87, 235188), (94, 217674), (108, 189457), (116, 176391), (139, 147204), (141, 145116), (174, 117594), (188, 108837), (261, 78396), (278, 73602), (282, 72558), (348, 58797), (417, 49068), (423, 48372), (522, 39198), (556, 36801), (564, 36279), (783, 26132), (834, 24534), (846, 24186), (1044, 19599), (1251, 16356), (1269, 16124), (1363, 15012), (1566, 13066), (1668, 12267), (1692, 12093), (2502, 8178), (2538, 8062), (2726, 7506), (3132, 6533), (3753, 5452), (4031, 5076), (4089, 5004)]