16939872

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:596

約数の個数: 72

約数和(自身を含む): 48648600

約数和(自身を除く): 31708728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 449, 524, 786, 898, 1048, 1179, 1347, 1572, 1796, 2096, 2358, 2694, 3144, 3592, 4041, 4192, 4716, 5388, 6288, 7184, 8082, 9432, 10776, 12576, 14368, 16164, 18864, 21552, 32328, 37728, 43104, 58819, 64656, 117638, 129312, 176457, 235276, 352914, 470552, 529371, 705828, 941104, 1058742, 1411656, 1882208, 2117484, 2823312, 4234968, 5646624, 8469936, 16939872]

約数ペア:

[(1, 16939872), (2, 8469936), (3, 5646624), (4, 4234968), (6, 2823312), (8, 2117484), (9, 1882208), (12, 1411656), (16, 1058742), (18, 941104), (24, 705828), (32, 529371), (36, 470552), (48, 352914), (72, 235276), (96, 176457), (131, 129312), (144, 117638), (262, 64656), (288, 58819), (393, 43104), (449, 37728), (524, 32328), (786, 21552), (898, 18864), (1048, 16164), (1179, 14368), (1347, 12576), (1572, 10776), (1796, 9432), (2096, 8082), (2358, 7184), (2694, 6288), (3144, 5388), (3592, 4716), (4041, 4192)]