18638793852

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{4391}}^1\times {\mathrm{7219}}^1$

素因数の和:11631

約数の個数: 72

約数和(自身を含む): 50609543040

約数和(自身を除く): 31970749188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 4391, 7219, 8782, 13173, 14438, 17564, 21657, 26346, 28876, 30737, 43314, 50533, 52692, 61474, 86628, 92211, 101066, 122948, 151599, 184422, 202132, 215159, 303198, 353731, 368844, 430318, 606396, 645477, 707462, 860636, 1061193, 1290954, 1414924, 2122386, 2581908, 4244772, 31698629, 63397258, 95095887, 126794516, 190191774, 221890403, 380383548, 443780806, 665671209, 887561612, 1331342418, 1553232821, 2662684836, 3106465642, 4659698463, 6212931284, 9319396926, 18638793852]

約数ペア:

[(1, 18638793852), (2, 9319396926), (3, 6212931284), (4, 4659698463), (6, 3106465642), (7, 2662684836), (12, 1553232821), (14, 1331342418), (21, 887561612), (28, 665671209), (42, 443780806), (49, 380383548), (84, 221890403), (98, 190191774), (147, 126794516), (196, 95095887), (294, 63397258), (588, 31698629), (4391, 4244772), (7219, 2581908), (8782, 2122386), (13173, 1414924), (14438, 1290954), (17564, 1061193), (21657, 860636), (26346, 707462), (28876, 645477), (30737, 606396), (43314, 430318), (50533, 368844), (52692, 353731), (61474, 303198), (86628, 215159), (92211, 202132), (101066, 184422), (122948, 151599)]