20144859952

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{11399}}^1$

素因数の和:11954

約数の個数: 80

約数和(自身を含む): 46139904000

約数和(自身を除く): 25995044048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 509, 868, 1018, 1736, 2036, 3472, 3563, 4072, 7126, 8144, 11399, 14252, 15779, 22798, 28504, 31558, 45596, 57008, 63116, 79793, 91192, 110453, 126232, 159586, 182384, 220906, 252464, 319172, 353369, 441812, 638344, 706738, 883624, 1276688, 1413476, 1767248, 2473583, 2826952, 4947166, 5653904, 5802091, 9894332, 11604182, 19788664, 23208364, 39577328, 40614637, 46416728, 81229274, 92833456, 162458548, 179864821, 324917096, 359729642, 649834192, 719459284, 1259053747, 1438918568, 2518107494, 2877837136, 5036214988, 10072429976, 20144859952]

約数ペア:

[(1, 20144859952), (2, 10072429976), (4, 5036214988), (7, 2877837136), (8, 2518107494), (14, 1438918568), (16, 1259053747), (28, 719459284), (31, 649834192), (56, 359729642), (62, 324917096), (112, 179864821), (124, 162458548), (217, 92833456), (248, 81229274), (434, 46416728), (496, 40614637), (509, 39577328), (868, 23208364), (1018, 19788664), (1736, 11604182), (2036, 9894332), (3472, 5802091), (3563, 5653904), (4072, 4947166), (7126, 2826952), (8144, 2473583), (11399, 1767248), (14252, 1413476), (15779, 1276688), (22798, 883624), (28504, 706738), (31558, 638344), (45596, 441812), (57008, 353369), (63116, 319172), (79793, 252464), (91192, 220906), (110453, 182384), (126232, 159586)]