20598662

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 40310784

約数和(自身を除く): 19712122

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 53, 71, 106, 119, 142, 161, 238, 322, 371, 391, 497, 742, 782, 901, 994, 1207, 1219, 1633, 1802, 2414, 2438, 2737, 3266, 3763, 5474, 6307, 7526, 8449, 8533, 11431, 12614, 16898, 17066, 20723, 22862, 26341, 27761, 41446, 52682, 55522, 63971, 86549, 127942, 145061, 173098, 194327, 290122, 388654, 447797, 605843, 895594, 1211686, 1471333, 2942666, 10299331, 20598662]

約数ペア:

[(1, 20598662), (2, 10299331), (7, 2942666), (14, 1471333), (17, 1211686), (23, 895594), (34, 605843), (46, 447797), (53, 388654), (71, 290122), (106, 194327), (119, 173098), (142, 145061), (161, 127942), (238, 86549), (322, 63971), (371, 55522), (391, 52682), (497, 41446), (742, 27761), (782, 26341), (901, 22862), (994, 20723), (1207, 17066), (1219, 16898), (1633, 12614), (1802, 11431), (2414, 8533), (2438, 8449), (2737, 7526), (3266, 6307), (3763, 5474)]