19361745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 18377775

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1439, 1495, 2691, 4317, 4485, 7195, 12951, 13455, 18707, 21585, 33097, 56121, 64755, 93535, 99291, 165485, 168363, 280605, 297873, 430261, 496455, 841815, 1290783, 1489365, 2151305, 3872349, 6453915, 19361745]

約数ペア:

[(1, 19361745), (3, 6453915), (5, 3872349), (9, 2151305), (13, 1489365), (15, 1290783), (23, 841815), (39, 496455), (45, 430261), (65, 297873), (69, 280605), (115, 168363), (117, 165485), (195, 99291), (207, 93535), (299, 64755), (345, 56121), (585, 33097), (897, 21585), (1035, 18707), (1439, 13455), (1495, 12951), (2691, 7195), (4317, 4485)]