19398210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49739}}^1$

素因数の和:49762

約数の個数: 32

約数和(自身を含む): 50137920

約数和(自身を除く): 30739710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49739, 99478, 149217, 248695, 298434, 497390, 646607, 746085, 1293214, 1492170, 1939821, 3233035, 3879642, 6466070, 9699105, 19398210]

約数ペア:

[(1, 19398210), (2, 9699105), (3, 6466070), (5, 3879642), (6, 3233035), (10, 1939821), (13, 1492170), (15, 1293214), (26, 746085), (30, 646607), (39, 497390), (65, 298434), (78, 248695), (130, 149217), (195, 99478), (390, 49739)]