20373906

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 49929264

約数和(自身を除く): 29555358

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 131, 138, 147, 161, 262, 294, 322, 393, 483, 529, 786, 917, 966, 1058, 1127, 1587, 1834, 2254, 2751, 3013, 3174, 3381, 3703, 5502, 6026, 6419, 6762, 7406, 9039, 11109, 12838, 18078, 19257, 21091, 22218, 25921, 38514, 42182, 51842, 63273, 69299, 77763, 126546, 138598, 147637, 155526, 207897, 295274, 415794, 442911, 485093, 885822, 970186, 1455279, 2910558, 3395651, 6791302, 10186953, 20373906]

約数ペア:

[(1, 20373906), (2, 10186953), (3, 6791302), (6, 3395651), (7, 2910558), (14, 1455279), (21, 970186), (23, 885822), (42, 485093), (46, 442911), (49, 415794), (69, 295274), (98, 207897), (131, 155526), (138, 147637), (147, 138598), (161, 126546), (262, 77763), (294, 69299), (322, 63273), (393, 51842), (483, 42182), (529, 38514), (786, 25921), (917, 22218), (966, 21091), (1058, 19257), (1127, 18078), (1587, 12838), (1834, 11109), (2254, 9039), (2751, 7406), (3013, 6762), (3174, 6419), (3381, 6026), (3703, 5502)]