19611930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50287}}^1$

素因数の和:50310

約数の個数: 32

約数和(自身を含む): 50690304

約数和(自身を除く): 31078374

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50287, 100574, 150861, 251435, 301722, 502870, 653731, 754305, 1307462, 1508610, 1961193, 3268655, 3922386, 6537310, 9805965, 19611930]

約数ペア:

[(1, 19611930), (2, 9805965), (3, 6537310), (5, 3922386), (6, 3268655), (10, 1961193), (13, 1508610), (15, 1307462), (26, 754305), (30, 653731), (39, 502870), (65, 301722), (78, 251435), (130, 150861), (195, 100574), (390, 50287)]