18062996

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1787}}^1$

素因数の和:1836

約数の個数: 36

約数和(自身を含む): 38148768

約数和(自身を除く): 20085772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 1787, 2527, 3574, 5054, 7148, 10108, 12509, 25018, 33953, 50036, 67906, 135812, 237671, 475342, 645107, 950684, 1290214, 2580428, 4515749, 9031498, 18062996]

約数ペア:

[(1, 18062996), (2, 9031498), (4, 4515749), (7, 2580428), (14, 1290214), (19, 950684), (28, 645107), (38, 475342), (76, 237671), (133, 135812), (266, 67906), (361, 50036), (532, 33953), (722, 25018), (1444, 12509), (1787, 10108), (2527, 7148), (3574, 5054)]