19867764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13913}}^1$

素因数の和:13944

約数の個数: 48

約数和(自身を含む): 56101248

約数和(自身を除く): 36233484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13913, 27826, 41739, 55652, 83478, 97391, 166956, 194782, 236521, 292173, 389564, 473042, 584346, 709563, 946084, 1168692, 1419126, 1655647, 2838252, 3311294, 4966941, 6622588, 9933882, 19867764]

約数ペア:

[(1, 19867764), (2, 9933882), (3, 6622588), (4, 4966941), (6, 3311294), (7, 2838252), (12, 1655647), (14, 1419126), (17, 1168692), (21, 946084), (28, 709563), (34, 584346), (42, 473042), (51, 389564), (68, 292173), (84, 236521), (102, 194782), (119, 166956), (204, 97391), (238, 83478), (357, 55652), (476, 41739), (714, 27826), (1428, 13913)]