20611192

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 25837448

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 47, 56, 82, 94, 164, 188, 191, 287, 328, 329, 376, 382, 574, 658, 764, 1148, 1316, 1337, 1528, 1927, 2296, 2632, 2674, 3854, 5348, 7708, 7831, 8977, 10696, 13489, 15416, 15662, 17954, 26978, 31324, 35908, 53956, 54817, 62648, 62839, 71816, 107912, 109634, 125678, 219268, 251356, 368057, 438536, 502712, 736114, 1472228, 2576399, 2944456, 5152798, 10305596, 20611192]

約数ペア:

[(1, 20611192), (2, 10305596), (4, 5152798), (7, 2944456), (8, 2576399), (14, 1472228), (28, 736114), (41, 502712), (47, 438536), (56, 368057), (82, 251356), (94, 219268), (164, 125678), (188, 109634), (191, 107912), (287, 71816), (328, 62839), (329, 62648), (376, 54817), (382, 53956), (574, 35908), (658, 31324), (764, 26978), (1148, 17954), (1316, 15662), (1337, 15416), (1528, 13489), (1927, 10696), (2296, 8977), (2632, 7831), (2674, 7708), (3854, 5348)]