20177876595

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1841

約数の個数: 96

約数和(自身を含む): 35688812544

約数和(自身を除く): 15510935949

約数列:

[1, 3, 5, 15, 19, 31, 57, 71, 93, 95, 155, 213, 285, 355, 361, 465, 589, 1065, 1083, 1349, 1693, 1767, 1805, 2201, 2945, 4047, 5079, 5415, 6603, 6745, 8465, 8835, 11005, 11191, 20235, 25395, 25631, 32167, 33015, 33573, 41819, 52483, 55955, 76893, 96501, 120203, 125457, 128155, 157449, 160835, 167865, 209095, 262415, 360609, 384465, 482505, 601015, 611173, 627285, 787245, 794561, 997177, 1803045, 1833519, 2283857, 2383683, 2991531, 3055865, 3726293, 3972805, 4985885, 6851571, 9167595, 11178879, 11419285, 11918415, 14957655, 18631465, 18946363, 34257855, 43393283, 55894395, 56839089, 70799567, 94731815, 130179849, 212398701, 216966415, 284195445, 353997835, 650899245, 1061993505, 1345191773, 4035575319, 6725958865, 20177876595]

約数ペア:

[(1, 20177876595), (3, 6725958865), (5, 4035575319), (15, 1345191773), (19, 1061993505), (31, 650899245), (57, 353997835), (71, 284195445), (93, 216966415), (95, 212398701), (155, 130179849), (213, 94731815), (285, 70799567), (355, 56839089), (361, 55894395), (465, 43393283), (589, 34257855), (1065, 18946363), (1083, 18631465), (1349, 14957655), (1693, 11918415), (1767, 11419285), (1805, 11178879), (2201, 9167595), (2945, 6851571), (4047, 4985885), (5079, 3972805), (5415, 3726293), (6603, 3055865), (6745, 2991531), (8465, 2383683), (8835, 2283857), (11005, 1833519), (11191, 1803045), (20235, 997177), (25395, 794561), (25631, 787245), (32167, 627285), (33015, 611173), (33573, 601015), (41819, 482505), (52483, 384465), (55955, 360609), (76893, 262415), (96501, 209095), (120203, 167865), (125457, 160835), (128155, 157449)]