20142807568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{1553}}^1$

素因数の和:2192

約数の個数: 80

約数和(自身を含む): 42473281536

約数和(自身を除く): 22330473968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 491, 508, 982, 1016, 1553, 1651, 1964, 2032, 3106, 3302, 3928, 6212, 6383, 6604, 7856, 12424, 12766, 13208, 20189, 24848, 25532, 26416, 40378, 51064, 62357, 80756, 102128, 124714, 161512, 197231, 249428, 323024, 394462, 498856, 762523, 788924, 810641, 997712, 1525046, 1577848, 1621282, 2564003, 3050092, 3155696, 3242564, 5128006, 6100184, 6485128, 9912799, 10256012, 12200368, 12970256, 19825598, 20512024, 39651196, 41024048, 79302392, 96840421, 158604784, 193680842, 387361684, 774723368, 1258925473, 1549446736, 2517850946, 5035701892, 10071403784, 20142807568]

約数ペア:

[(1, 20142807568), (2, 10071403784), (4, 5035701892), (8, 2517850946), (13, 1549446736), (16, 1258925473), (26, 774723368), (52, 387361684), (104, 193680842), (127, 158604784), (208, 96840421), (254, 79302392), (491, 41024048), (508, 39651196), (982, 20512024), (1016, 19825598), (1553, 12970256), (1651, 12200368), (1964, 10256012), (2032, 9912799), (3106, 6485128), (3302, 6100184), (3928, 5128006), (6212, 3242564), (6383, 3155696), (6604, 3050092), (7856, 2564003), (12424, 1621282), (12766, 1577848), (13208, 1525046), (20189, 997712), (24848, 810641), (25532, 788924), (26416, 762523), (40378, 498856), (51064, 394462), (62357, 323024), (80756, 249428), (102128, 197231), (124714, 161512)]