12741664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 27359640

約数和(自身を除く): 14617976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 281, 416, 436, 562, 872, 1124, 1417, 1744, 2248, 2834, 3488, 3653, 4496, 5668, 7306, 8992, 11336, 14612, 22672, 29224, 30629, 45344, 58448, 61258, 116896, 122516, 245032, 398177, 490064, 796354, 980128, 1592708, 3185416, 6370832, 12741664]

約数ペア:

[(1, 12741664), (2, 6370832), (4, 3185416), (8, 1592708), (13, 980128), (16, 796354), (26, 490064), (32, 398177), (52, 245032), (104, 122516), (109, 116896), (208, 61258), (218, 58448), (281, 45344), (416, 30629), (436, 29224), (562, 22672), (872, 14612), (1124, 11336), (1417, 8992), (1744, 7306), (2248, 5668), (2834, 4496), (3488, 3653)]