19490772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13649}}^1$

素因数の和:13680

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 35546028

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, 13649, 27298, 40947, 54596, 81894, 95543, 163788, 191086, 232033, 286629, 382172, 464066, 573258, 696099, 928132, 1146516, 1392198, 1624231, 2784396, 3248462, 4872693, 6496924, 9745386, 19490772]

約数ペア:

[(1, 19490772), (2, 9745386), (3, 6496924), (4, 4872693), (6, 3248462), (7, 2784396), (12, 1624231), (14, 1392198), (17, 1146516), (21, 928132), (28, 696099), (34, 573258), (42, 464066), (51, 382172), (68, 286629), (84, 232033), (102, 191086), (119, 163788), (204, 95543), (238, 81894), (357, 54596), (476, 40947), (714, 27298), (1428, 13649)]