19468890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10301}}^1$

素因数の和:10324

約数の個数: 64

約数和(自身を含む): 59339520

約数和(自身を除く): 39870630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10301, 20602, 30903, 51505, 61806, 72107, 92709, 103010, 144214, 154515, 185418, 216321, 278127, 309030, 360535, 432642, 463545, 556254, 648963, 721070, 927090, 1081605, 1297926, 1390635, 1946889, 2163210, 2781270, 3244815, 3893778, 6489630, 9734445, 19468890]

約数ペア:

[(1, 19468890), (2, 9734445), (3, 6489630), (5, 3893778), (6, 3244815), (7, 2781270), (9, 2163210), (10, 1946889), (14, 1390635), (15, 1297926), (18, 1081605), (21, 927090), (27, 721070), (30, 648963), (35, 556254), (42, 463545), (45, 432642), (54, 360535), (63, 309030), (70, 278127), (90, 216321), (105, 185418), (126, 154515), (135, 144214), (189, 103010), (210, 92709), (270, 72107), (315, 61806), (378, 51505), (630, 30903), (945, 20602), (1890, 10301)]