19953828

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3319}}^1$

素因数の和:3496

約数の個数: 36

約数和(自身を含む): 50756160

約数和(自身を除く): 30802332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3319, 6012, 6638, 9957, 13276, 19914, 29871, 39828, 59742, 119484, 554273, 1108546, 1662819, 2217092, 3325638, 4988457, 6651276, 9976914, 19953828]

約数ペア:

[(1, 19953828), (2, 9976914), (3, 6651276), (4, 4988457), (6, 3325638), (9, 2217092), (12, 1662819), (18, 1108546), (36, 554273), (167, 119484), (334, 59742), (501, 39828), (668, 29871), (1002, 19914), (1503, 13276), (2004, 9957), (3006, 6638), (3319, 6012)]