19210002896

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{220177}}^1$

素因数の和:220252

約数の個数: 80

約数和(自身を含む): 45867480960

約数和(自身を除く): 26657478064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 56, 76, 82, 112, 133, 152, 164, 266, 287, 304, 328, 532, 574, 656, 779, 1064, 1148, 1558, 2128, 2296, 3116, 4592, 5453, 6232, 10906, 12464, 21812, 43624, 87248, 220177, 440354, 880708, 1541239, 1761416, 3082478, 3522832, 4183363, 6164956, 8366726, 9027257, 12329912, 16733452, 18054514, 24659824, 29283541, 33466904, 36109028, 58567082, 63190799, 66933808, 72218056, 117134164, 126381598, 144436112, 171517883, 234268328, 252763196, 343035766, 468536656, 505526392, 686071532, 1011052784, 1200625181, 1372143064, 2401250362, 2744286128, 4802500724, 9605001448, 19210002896]

約数ペア:

[(1, 19210002896), (2, 9605001448), (4, 4802500724), (7, 2744286128), (8, 2401250362), (14, 1372143064), (16, 1200625181), (19, 1011052784), (28, 686071532), (38, 505526392), (41, 468536656), (56, 343035766), (76, 252763196), (82, 234268328), (112, 171517883), (133, 144436112), (152, 126381598), (164, 117134164), (266, 72218056), (287, 66933808), (304, 63190799), (328, 58567082), (532, 36109028), (574, 33466904), (656, 29283541), (779, 24659824), (1064, 18054514), (1148, 16733452), (1558, 12329912), (2128, 9027257), (2296, 8366726), (3116, 6164956), (4592, 4183363), (5453, 3522832), (6232, 3082478), (10906, 1761416), (12464, 1541239), (21812, 880708), (43624, 440354), (87248, 220177)]