9999864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19841}}^1$

素因数の和:19860

約数の個数: 48

約数和(自身を含む): 30953520

約数和(自身を除く): 20953656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 19841, 39682, 59523, 79364, 119046, 138887, 158728, 178569, 238092, 277774, 357138, 416661, 476184, 555548, 714276, 833322, 1111096, 1249983, 1428552, 1666644, 2499966, 3333288, 4999932, 9999864]

約数ペア:

[(1, 9999864), (2, 4999932), (3, 3333288), (4, 2499966), (6, 1666644), (7, 1428552), (8, 1249983), (9, 1111096), (12, 833322), (14, 714276), (18, 555548), (21, 476184), (24, 416661), (28, 357138), (36, 277774), (42, 238092), (56, 178569), (63, 158728), (72, 138887), (84, 119046), (126, 79364), (168, 59523), (252, 39682), (504, 19841)]