16820341185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1\times {\mathrm{3467}}^1$

素因数の和:4110

約数の個数: 64

約数和(自身を含む): 29364249600

約数和(自身を除く): 12543908415

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 587, 1653, 1761, 2755, 2935, 3467, 8265, 8805, 10401, 11153, 17023, 17335, 33459, 51069, 52005, 55765, 65873, 85115, 100543, 167295, 197619, 255345, 301629, 323437, 329365, 502715, 970311, 988095, 1508145, 1617185, 1910317, 2035129, 4851555, 5730951, 6105387, 9551585, 10175645, 28654755, 30526935, 38667451, 59018741, 116002353, 177056223, 193337255, 295093705, 580011765, 885281115, 1121356079, 3364068237, 5606780395, 16820341185]

約数ペア:

[(1, 16820341185), (3, 5606780395), (5, 3364068237), (15, 1121356079), (19, 885281115), (29, 580011765), (57, 295093705), (87, 193337255), (95, 177056223), (145, 116002353), (285, 59018741), (435, 38667451), (551, 30526935), (587, 28654755), (1653, 10175645), (1761, 9551585), (2755, 6105387), (2935, 5730951), (3467, 4851555), (8265, 2035129), (8805, 1910317), (10401, 1617185), (11153, 1508145), (17023, 988095), (17335, 970311), (33459, 502715), (51069, 329365), (52005, 323437), (55765, 301629), (65873, 255345), (85115, 197619), (100543, 167295)]