19472110

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{811}}^1$

素因数の和:846

約数の個数: 40

約数和(自身を含む): 40939416

約数和(自身を除く): 21467306

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 811, 1622, 1715, 2401, 3430, 4055, 4802, 5677, 8110, 11354, 12005, 24010, 28385, 39739, 56770, 79478, 198695, 278173, 397390, 556346, 1390865, 1947211, 2781730, 3894422, 9736055, 19472110]

約数ペア:

[(1, 19472110), (2, 9736055), (5, 3894422), (7, 2781730), (10, 1947211), (14, 1390865), (35, 556346), (49, 397390), (70, 278173), (98, 198695), (245, 79478), (343, 56770), (490, 39739), (686, 28385), (811, 24010), (1622, 12005), (1715, 11354), (2401, 8110), (3430, 5677), (4055, 4802)]