20153577537

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1\times {\mathrm{2179}}^1$

素因数の和:3254

約数の個数: 48

約数和(自身を含む): 31374420480

約数和(自身を除く): 11220842943

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 991, 1037, 2179, 2973, 3111, 6537, 8919, 9333, 16847, 19611, 37043, 50541, 60451, 111129, 132919, 151623, 181353, 333387, 398757, 544059, 1027667, 1196271, 2159389, 2259623, 3083001, 6478167, 6778869, 9249003, 19434501, 20336607, 36709613, 110128839, 131722729, 330386517, 395168187, 1185504561, 2239286393, 6717859179, 20153577537]

約数ペア:

[(1, 20153577537), (3, 6717859179), (9, 2239286393), (17, 1185504561), (51, 395168187), (61, 330386517), (153, 131722729), (183, 110128839), (549, 36709613), (991, 20336607), (1037, 19434501), (2179, 9249003), (2973, 6778869), (3111, 6478167), (6537, 3083001), (8919, 2259623), (9333, 2159389), (16847, 1196271), (19611, 1027667), (37043, 544059), (50541, 398757), (60451, 333387), (111129, 181353), (132919, 151623)]