20023892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 46448640

約数和(自身を除く): 26424748

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 31, 34, 46, 59, 62, 68, 92, 118, 119, 124, 161, 217, 236, 238, 322, 391, 413, 434, 476, 527, 644, 713, 782, 826, 868, 1003, 1054, 1357, 1426, 1564, 1652, 1829, 2006, 2108, 2714, 2737, 2852, 3658, 3689, 4012, 4991, 5428, 5474, 7021, 7316, 7378, 9499, 9982, 10948, 12121, 12803, 14042, 14756, 18998, 19964, 23069, 24242, 25606, 28084, 31093, 37996, 42067, 46138, 48484, 51212, 62186, 84134, 84847, 92276, 124372, 161483, 168268, 169694, 217651, 294469, 322966, 339388, 435302, 588938, 645932, 715139, 870604, 1177876, 1430278, 2860556, 5005973, 10011946, 20023892]

約数ペア:

[(1, 20023892), (2, 10011946), (4, 5005973), (7, 2860556), (14, 1430278), (17, 1177876), (23, 870604), (28, 715139), (31, 645932), (34, 588938), (46, 435302), (59, 339388), (62, 322966), (68, 294469), (92, 217651), (118, 169694), (119, 168268), (124, 161483), (161, 124372), (217, 92276), (236, 84847), (238, 84134), (322, 62186), (391, 51212), (413, 48484), (434, 46138), (476, 42067), (527, 37996), (644, 31093), (713, 28084), (782, 25606), (826, 24242), (868, 23069), (1003, 19964), (1054, 18998), (1357, 14756), (1426, 14042), (1564, 12803), (1652, 12121), (1829, 10948), (2006, 9982), (2108, 9499), (2714, 7378), (2737, 7316), (2852, 7021), (3658, 5474), (3689, 5428), (4012, 4991)]