20027358

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 49029120

約数和(自身を除く): 29001762

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 47, 54, 78, 94, 117, 141, 234, 282, 351, 423, 607, 611, 702, 846, 1214, 1222, 1269, 1821, 1833, 2538, 3642, 3666, 5463, 5499, 7891, 10926, 10998, 15782, 16389, 16497, 23673, 28529, 32778, 32994, 47346, 57058, 71019, 85587, 142038, 171174, 213057, 256761, 370877, 426114, 513522, 741754, 770283, 1112631, 1540566, 2225262, 3337893, 6675786, 10013679, 20027358]

約数ペア:

[(1, 20027358), (2, 10013679), (3, 6675786), (6, 3337893), (9, 2225262), (13, 1540566), (18, 1112631), (26, 770283), (27, 741754), (39, 513522), (47, 426114), (54, 370877), (78, 256761), (94, 213057), (117, 171174), (141, 142038), (234, 85587), (282, 71019), (351, 57058), (423, 47346), (607, 32994), (611, 32778), (702, 28529), (846, 23673), (1214, 16497), (1222, 16389), (1269, 15782), (1821, 10998), (1833, 10926), (2538, 7891), (3642, 5499), (3666, 5463)]