18543420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14717}}^1$

素因数の和:14739

約数の個数: 72

約数和(自身を含む): 64288224

約数和(自身を除く): 45744804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14717, 29434, 44151, 58868, 73585, 88302, 103019, 132453, 147170, 176604, 206038, 220755, 264906, 294340, 309057, 412076, 441510, 515095, 529812, 618114, 662265, 883020, 927171, 1030190, 1236228, 1324530, 1545285, 1854342, 2060380, 2649060, 3090570, 3708684, 4635855, 6181140, 9271710, 18543420]

約数ペア:

[(1, 18543420), (2, 9271710), (3, 6181140), (4, 4635855), (5, 3708684), (6, 3090570), (7, 2649060), (9, 2060380), (10, 1854342), (12, 1545285), (14, 1324530), (15, 1236228), (18, 1030190), (20, 927171), (21, 883020), (28, 662265), (30, 618114), (35, 529812), (36, 515095), (42, 441510), (45, 412076), (60, 309057), (63, 294340), (70, 264906), (84, 220755), (90, 206038), (105, 176604), (126, 147170), (140, 132453), (180, 103019), (210, 88302), (252, 73585), (315, 58868), (420, 44151), (630, 29434), (1260, 14717)]