16901964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 45208800

約数和(自身を除く): 28306836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 137, 138, 149, 207, 274, 276, 298, 411, 414, 447, 548, 596, 822, 828, 894, 1233, 1341, 1644, 1788, 2466, 2682, 3151, 3427, 4932, 5364, 6302, 6854, 9453, 10281, 12604, 13708, 18906, 20413, 20562, 28359, 30843, 37812, 40826, 41124, 56718, 61239, 61686, 81652, 113436, 122478, 123372, 183717, 244956, 367434, 469499, 734868, 938998, 1408497, 1877996, 2816994, 4225491, 5633988, 8450982, 16901964]

約数ペア:

[(1, 16901964), (2, 8450982), (3, 5633988), (4, 4225491), (6, 2816994), (9, 1877996), (12, 1408497), (18, 938998), (23, 734868), (36, 469499), (46, 367434), (69, 244956), (92, 183717), (137, 123372), (138, 122478), (149, 113436), (207, 81652), (274, 61686), (276, 61239), (298, 56718), (411, 41124), (414, 40826), (447, 37812), (548, 30843), (596, 28359), (822, 20562), (828, 20413), (894, 18906), (1233, 13708), (1341, 12604), (1644, 10281), (1788, 9453), (2466, 6854), (2682, 6302), (3151, 5364), (3427, 4932)]