2078280078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{63521}}^1$

素因数の和:63593

約数の個数: 64

約数和(自身を含む): 5122414080

約数和(自身を除く): 3044134002

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 57, 82, 114, 123, 133, 246, 266, 287, 399, 574, 779, 798, 861, 1558, 1722, 2337, 4674, 5453, 10906, 16359, 32718, 63521, 127042, 190563, 381126, 444647, 889294, 1206899, 1333941, 2413798, 2604361, 2667882, 3620697, 5208722, 7241394, 7813083, 8448293, 15626166, 16896586, 18230527, 25344879, 36461054, 49482859, 50689758, 54691581, 98965718, 109383162, 148448577, 296897154, 346380013, 692760026, 1039140039, 2078280078]

約数ペア:

[(1, 2078280078), (2, 1039140039), (3, 692760026), (6, 346380013), (7, 296897154), (14, 148448577), (19, 109383162), (21, 98965718), (38, 54691581), (41, 50689758), (42, 49482859), (57, 36461054), (82, 25344879), (114, 18230527), (123, 16896586), (133, 15626166), (246, 8448293), (266, 7813083), (287, 7241394), (399, 5208722), (574, 3620697), (779, 2667882), (798, 2604361), (861, 2413798), (1558, 1333941), (1722, 1206899), (2337, 889294), (4674, 444647), (5453, 381126), (10906, 190563), (16359, 127042), (32718, 63521)]