1984892

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 4692240

約数和(自身を除く): 2707348

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 41, 49, 52, 76, 82, 91, 98, 133, 164, 182, 196, 247, 266, 287, 364, 494, 532, 533, 574, 637, 779, 931, 988, 1066, 1148, 1274, 1558, 1729, 1862, 2009, 2132, 2548, 3116, 3458, 3724, 3731, 4018, 5453, 6916, 7462, 8036, 10127, 10906, 12103, 14924, 20254, 21812, 24206, 26117, 38171, 40508, 48412, 52234, 70889, 76342, 104468, 141778, 152684, 283556, 496223, 992446, 1984892]

約数ペア:

[(1, 1984892), (2, 992446), (4, 496223), (7, 283556), (13, 152684), (14, 141778), (19, 104468), (26, 76342), (28, 70889), (38, 52234), (41, 48412), (49, 40508), (52, 38171), (76, 26117), (82, 24206), (91, 21812), (98, 20254), (133, 14924), (164, 12103), (182, 10906), (196, 10127), (247, 8036), (266, 7462), (287, 6916), (364, 5453), (494, 4018), (532, 3731), (533, 3724), (574, 3458), (637, 3116), (779, 2548), (931, 2132), (988, 2009), (1066, 1862), (1148, 1729), (1274, 1558)]