18145288

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 40578300

約数和(自身を除く): 22433012

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 574, 1129, 1148, 2009, 2258, 2296, 4018, 4516, 7903, 8036, 9032, 15806, 16072, 31612, 46289, 55321, 63224, 92578, 110642, 185156, 221284, 324023, 370312, 442568, 648046, 1296092, 2268161, 2592184, 4536322, 9072644, 18145288]

約数ペア:

[(1, 18145288), (2, 9072644), (4, 4536322), (7, 2592184), (8, 2268161), (14, 1296092), (28, 648046), (41, 442568), (49, 370312), (56, 324023), (82, 221284), (98, 185156), (164, 110642), (196, 92578), (287, 63224), (328, 55321), (392, 46289), (574, 31612), (1129, 16072), (1148, 15806), (2009, 9032), (2258, 8036), (2296, 7903), (4018, 4516)]