20130912

素因数分解:

$2^5\times 3^2\times {\mathrm{69899}}^1$

素因数の和:69915

約数の個数: 36

約数和(自身を含む): 57248100

約数和(自身を除く): 37117188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 69899, 139798, 209697, 279596, 419394, 559192, 629091, 838788, 1118384, 1258182, 1677576, 2236768, 2516364, 3355152, 5032728, 6710304, 10065456, 20130912]

約数ペア:

[(1, 20130912), (2, 10065456), (3, 6710304), (4, 5032728), (6, 3355152), (8, 2516364), (9, 2236768), (12, 1677576), (16, 1258182), (18, 1118384), (24, 838788), (32, 629091), (36, 559192), (48, 419394), (72, 279596), (96, 209697), (144, 139798), (288, 69899)]