39509948

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^2$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 74021640

約数和(自身を除く): 34511692

約数列:

[1, 2, 4, 29, 43, 58, 86, 89, 116, 172, 178, 356, 1247, 2494, 2581, 3827, 4988, 5162, 7654, 7921, 10324, 15308, 15842, 31684, 110983, 221966, 229709, 340603, 443932, 459418, 681206, 918836, 1362412, 9877487, 19754974, 39509948]

約数ペア:

[(1, 39509948), (2, 19754974), (4, 9877487), (29, 1362412), (43, 918836), (58, 681206), (86, 459418), (89, 443932), (116, 340603), (172, 229709), (178, 221966), (356, 110983), (1247, 31684), (2494, 15842), (2581, 15308), (3827, 10324), (4988, 7921), (5162, 7654)]