20181210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5653}}^1$

素因数の和:5687

約数の個数: 64

約数和(自身を含む): 58620672

約数和(自身を除く): 38439462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5653, 11306, 16959, 28265, 33918, 39571, 56530, 79142, 84795, 96101, 118713, 169590, 192202, 197855, 237426, 288303, 395710, 480505, 576606, 593565, 672707, 961010, 1187130, 1345414, 1441515, 2018121, 2883030, 3363535, 4036242, 6727070, 10090605, 20181210]

約数ペア:

[(1, 20181210), (2, 10090605), (3, 6727070), (5, 4036242), (6, 3363535), (7, 2883030), (10, 2018121), (14, 1441515), (15, 1345414), (17, 1187130), (21, 961010), (30, 672707), (34, 593565), (35, 576606), (42, 480505), (51, 395710), (70, 288303), (85, 237426), (102, 197855), (105, 192202), (119, 169590), (170, 118713), (210, 96101), (238, 84795), (255, 79142), (357, 56530), (510, 39571), (595, 33918), (714, 28265), (1190, 16959), (1785, 11306), (3570, 5653)]