20359431596

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{35537}}^1$

素因数の和:35671

約数の個数: 72

約数和(自身を含む): 43106172480

約数和(自身を除く): 22746740884

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 79, 98, 148, 158, 196, 259, 316, 518, 553, 1036, 1106, 1813, 2212, 2923, 3626, 3871, 5846, 7252, 7742, 11692, 15484, 20461, 35537, 40922, 71074, 81844, 142148, 143227, 248759, 286454, 497518, 572908, 995036, 1314869, 1741313, 2629738, 2807423, 3482626, 5259476, 5614846, 6965252, 9204083, 11229692, 18408166, 19651961, 36816332, 39303922, 64428581, 78607844, 103874651, 128857162, 137563727, 207749302, 257714324, 275127454, 415498604, 550254908, 727122557, 1454245114, 2908490228, 5089857899, 10179715798, 20359431596]

約数ペア:

[(1, 20359431596), (2, 10179715798), (4, 5089857899), (7, 2908490228), (14, 1454245114), (28, 727122557), (37, 550254908), (49, 415498604), (74, 275127454), (79, 257714324), (98, 207749302), (148, 137563727), (158, 128857162), (196, 103874651), (259, 78607844), (316, 64428581), (518, 39303922), (553, 36816332), (1036, 19651961), (1106, 18408166), (1813, 11229692), (2212, 9204083), (2923, 6965252), (3626, 5614846), (3871, 5259476), (5846, 3482626), (7252, 2807423), (7742, 2629738), (11692, 1741313), (15484, 1314869), (20461, 995036), (35537, 572908), (40922, 497518), (71074, 286454), (81844, 248759), (142148, 143227)]