20219902185

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{463}}^1\times {\mathrm{59417}}^1$

素因数の和:59902

約数の個数: 48

約数和(自身を含む): 37715694336

約数和(自身を除く): 17495792151

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 463, 735, 1389, 2315, 3241, 6945, 9723, 16205, 22687, 48615, 59417, 68061, 113435, 178251, 297085, 340305, 415919, 891255, 1247757, 2079595, 2911433, 6238785, 8734299, 14557165, 27510071, 43671495, 82530213, 137550355, 192570497, 412651065, 577711491, 962852485, 1347993479, 2888557455, 4043980437, 6739967395, 20219902185]

約数ペア:

[(1, 20219902185), (3, 6739967395), (5, 4043980437), (7, 2888557455), (15, 1347993479), (21, 962852485), (35, 577711491), (49, 412651065), (105, 192570497), (147, 137550355), (245, 82530213), (463, 43671495), (735, 27510071), (1389, 14557165), (2315, 8734299), (3241, 6238785), (6945, 2911433), (9723, 2079595), (16205, 1247757), (22687, 891255), (48615, 415919), (59417, 340305), (68061, 297085), (113435, 178251)]