19287156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 54835200

約数和(自身を除く): 35548044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 67, 69, 84, 92, 134, 138, 149, 161, 201, 268, 276, 298, 322, 402, 447, 469, 483, 596, 644, 804, 894, 938, 966, 1043, 1407, 1541, 1788, 1876, 1932, 2086, 2814, 3082, 3129, 3427, 4172, 4623, 5628, 6164, 6258, 6854, 9246, 9983, 10281, 10787, 12516, 13708, 18492, 19966, 20562, 21574, 23989, 29949, 32361, 39932, 41124, 43148, 47978, 59898, 64722, 69881, 71967, 95956, 119796, 129444, 139762, 143934, 209643, 229609, 279524, 287868, 419286, 459218, 688827, 838572, 918436, 1377654, 1607263, 2755308, 3214526, 4821789, 6429052, 9643578, 19287156]

約数ペア:

[(1, 19287156), (2, 9643578), (3, 6429052), (4, 4821789), (6, 3214526), (7, 2755308), (12, 1607263), (14, 1377654), (21, 918436), (23, 838572), (28, 688827), (42, 459218), (46, 419286), (67, 287868), (69, 279524), (84, 229609), (92, 209643), (134, 143934), (138, 139762), (149, 129444), (161, 119796), (201, 95956), (268, 71967), (276, 69881), (298, 64722), (322, 59898), (402, 47978), (447, 43148), (469, 41124), (483, 39932), (596, 32361), (644, 29949), (804, 23989), (894, 21574), (938, 20562), (966, 19966), (1043, 18492), (1407, 13708), (1541, 12516), (1788, 10787), (1876, 10281), (1932, 9983), (2086, 9246), (2814, 6854), (3082, 6258), (3129, 6164), (3427, 5628), (4172, 4623)]