19446994

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 36316800

約数和(自身を除く): 16869806

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 2521, 3857, 5042, 7714, 17647, 35294, 47899, 73109, 95798, 146218, 335293, 511763, 670586, 1023526, 1389071, 2778142, 9723497, 19446994]

約数ペア:

[(1, 19446994), (2, 9723497), (7, 2778142), (14, 1389071), (19, 1023526), (29, 670586), (38, 511763), (58, 335293), (133, 146218), (203, 95798), (266, 73109), (406, 47899), (551, 35294), (1102, 17647), (2521, 7714), (3857, 5042)]