19805296

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 27691664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 56, 76, 82, 112, 133, 152, 164, 227, 266, 287, 304, 328, 454, 532, 574, 656, 779, 908, 1064, 1148, 1558, 1589, 1816, 2128, 2296, 3116, 3178, 3632, 4313, 4592, 5453, 6232, 6356, 8626, 9307, 10906, 12464, 12712, 17252, 18614, 21812, 25424, 30191, 34504, 37228, 43624, 60382, 65149, 69008, 74456, 87248, 120764, 130298, 148912, 176833, 241528, 260596, 353666, 483056, 521192, 707332, 1042384, 1237831, 1414664, 2475662, 2829328, 4951324, 9902648, 19805296]

約数ペア:

[(1, 19805296), (2, 9902648), (4, 4951324), (7, 2829328), (8, 2475662), (14, 1414664), (16, 1237831), (19, 1042384), (28, 707332), (38, 521192), (41, 483056), (56, 353666), (76, 260596), (82, 241528), (112, 176833), (133, 148912), (152, 130298), (164, 120764), (227, 87248), (266, 74456), (287, 69008), (304, 65149), (328, 60382), (454, 43624), (532, 37228), (574, 34504), (656, 30191), (779, 25424), (908, 21812), (1064, 18614), (1148, 17252), (1558, 12712), (1589, 12464), (1816, 10906), (2128, 9307), (2296, 8626), (3116, 6356), (3178, 6232), (3632, 5453), (4313, 4592)]