19668306

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 28715694

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 343, 399, 503, 686, 798, 931, 1006, 1029, 1509, 1862, 2058, 2793, 3018, 3521, 5586, 6517, 7042, 9557, 10563, 13034, 19114, 19551, 21126, 24647, 28671, 39102, 49294, 57342, 66899, 73941, 133798, 147882, 172529, 200697, 345058, 401394, 468293, 517587, 936586, 1035174, 1404879, 2809758, 3278051, 6556102, 9834153, 19668306]

約数ペア:

[(1, 19668306), (2, 9834153), (3, 6556102), (6, 3278051), (7, 2809758), (14, 1404879), (19, 1035174), (21, 936586), (38, 517587), (42, 468293), (49, 401394), (57, 345058), (98, 200697), (114, 172529), (133, 147882), (147, 133798), (266, 73941), (294, 66899), (343, 57342), (399, 49294), (503, 39102), (686, 28671), (798, 24647), (931, 21126), (1006, 19551), (1029, 19114), (1509, 13034), (1862, 10563), (2058, 9557), (2793, 7042), (3018, 6517), (3521, 5586)]