20347613508

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2\times {\mathrm{7127}}^1$

素因数の和:7321

約数の個数: 72

約数和(自身を含む): 49113231552

約数和(自身を除く): 28765618044

約数列:

[1, 2, 3, 4, 6, 12, 53, 67, 106, 134, 159, 201, 212, 268, 318, 402, 636, 804, 3551, 4489, 7102, 7127, 8978, 10653, 13467, 14204, 14254, 17956, 21306, 21381, 26934, 28508, 42612, 42762, 53868, 85524, 237917, 377731, 475834, 477509, 713751, 755462, 951668, 955018, 1133193, 1427502, 1432527, 1510924, 1910036, 2266386, 2855004, 2865054, 4532772, 5730108, 25307977, 31993103, 50615954, 63986206, 75923931, 95979309, 101231908, 127972412, 151847862, 191958618, 303695724, 383917236, 1695634459, 3391268918, 5086903377, 6782537836, 10173806754, 20347613508]

約数ペア:

[(1, 20347613508), (2, 10173806754), (3, 6782537836), (4, 5086903377), (6, 3391268918), (12, 1695634459), (53, 383917236), (67, 303695724), (106, 191958618), (134, 151847862), (159, 127972412), (201, 101231908), (212, 95979309), (268, 75923931), (318, 63986206), (402, 50615954), (636, 31993103), (804, 25307977), (3551, 5730108), (4489, 4532772), (7102, 2865054), (7127, 2855004), (8978, 2266386), (10653, 1910036), (13467, 1510924), (14204, 1432527), (14254, 1427502), (17956, 1133193), (21306, 955018), (21381, 951668), (26934, 755462), (28508, 713751), (42612, 477509), (42762, 475834), (53868, 377731), (85524, 237917)]