19356730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 16412870

約数列:

[1, 2, 5, 10, 71, 137, 142, 199, 274, 355, 398, 685, 710, 995, 1370, 1990, 9727, 14129, 19454, 27263, 28258, 48635, 54526, 70645, 97270, 136315, 141290, 272630, 1935673, 3871346, 9678365, 19356730]

約数ペア:

[(1, 19356730), (2, 9678365), (5, 3871346), (10, 1935673), (71, 272630), (137, 141290), (142, 136315), (199, 97270), (274, 70645), (355, 54526), (398, 48635), (685, 28258), (710, 27263), (995, 19454), (1370, 14129), (1990, 9727)]