19951230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51157}}^1$

素因数の和:51180

約数の個数: 32

約数和(自身を含む): 51567264

約数和(自身を除く): 31616034

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51157, 102314, 153471, 255785, 306942, 511570, 665041, 767355, 1330082, 1534710, 1995123, 3325205, 3990246, 6650410, 9975615, 19951230]

約数ペア:

[(1, 19951230), (2, 9975615), (3, 6650410), (5, 3990246), (6, 3325205), (10, 1995123), (13, 1534710), (15, 1330082), (26, 767355), (30, 665041), (39, 511570), (65, 306942), (78, 255785), (130, 153471), (195, 102314), (390, 51157)]