23121290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1667}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 44435520

約数和(自身を除く): 21314230

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1387, 1667, 2774, 3334, 6935, 8335, 13870, 16670, 31673, 63346, 121691, 158365, 243382, 316730, 608455, 1216910, 2312129, 4624258, 11560645, 23121290]

約数ペア:

[(1, 23121290), (2, 11560645), (5, 4624258), (10, 2312129), (19, 1216910), (38, 608455), (73, 316730), (95, 243382), (146, 158365), (190, 121691), (365, 63346), (730, 31673), (1387, 16670), (1667, 13870), (2774, 8335), (3334, 6935)]