19685182048

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{821311}}^1$

素因数の和:821435

約数の個数: 48

約数和(自身を含む): 44705654784

約数和(自身を除く): 25020472736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 856, 1498, 1712, 2996, 3424, 5992, 11984, 23968, 821311, 1642622, 3285244, 5749177, 6570488, 11498354, 13140976, 22996708, 26281952, 45993416, 87880277, 91986832, 175760554, 183973664, 351521108, 615161939, 703042216, 1230323878, 1406084432, 2460647756, 2812168864, 4921295512, 9842591024, 19685182048]

約数ペア:

[(1, 19685182048), (2, 9842591024), (4, 4921295512), (7, 2812168864), (8, 2460647756), (14, 1406084432), (16, 1230323878), (28, 703042216), (32, 615161939), (56, 351521108), (107, 183973664), (112, 175760554), (214, 91986832), (224, 87880277), (428, 45993416), (749, 26281952), (856, 22996708), (1498, 13140976), (1712, 11498354), (2996, 6570488), (3424, 5749177), (5992, 3285244), (11984, 1642622), (23968, 821311)]