19721292

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 49039200

約数和(自身を除く): 29317908

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 277, 349, 554, 698, 831, 1047, 1108, 1396, 1662, 2094, 3324, 4188, 4709, 5933, 9418, 11866, 14127, 17799, 18836, 23732, 28254, 35598, 56508, 71196, 96673, 193346, 290019, 386692, 580038, 1160076, 1643441, 3286882, 4930323, 6573764, 9860646, 19721292]

約数ペア:

[(1, 19721292), (2, 9860646), (3, 6573764), (4, 4930323), (6, 3286882), (12, 1643441), (17, 1160076), (34, 580038), (51, 386692), (68, 290019), (102, 193346), (204, 96673), (277, 71196), (349, 56508), (554, 35598), (698, 28254), (831, 23732), (1047, 18836), (1108, 17799), (1396, 14127), (1662, 11866), (2094, 9418), (3324, 5933), (4188, 4709)]