20195493376

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{13933}}^1$

素因数の和:14119

約数の個数: 80

約数和(自身を含む): 42763446000

約数和(自身を除く): 22567952624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 149, 152, 256, 298, 304, 512, 596, 608, 1192, 1216, 2384, 2432, 2831, 4768, 4864, 5662, 9536, 9728, 11324, 13933, 19072, 22648, 27866, 38144, 45296, 55732, 76288, 90592, 111464, 181184, 222928, 264727, 362368, 445856, 529454, 724736, 891712, 1058908, 1449472, 1783424, 2076017, 2117816, 3566848, 4152034, 4235632, 7133696, 8304068, 8471264, 16608136, 16942528, 33216272, 33885056, 39444323, 66432544, 67770112, 78888646, 132865088, 135540224, 157777292, 265730176, 315554584, 531460352, 631109168, 1062920704, 1262218336, 2524436672, 5048873344, 10097746688, 20195493376]

約数ペア:

[(1, 20195493376), (2, 10097746688), (4, 5048873344), (8, 2524436672), (16, 1262218336), (19, 1062920704), (32, 631109168), (38, 531460352), (64, 315554584), (76, 265730176), (128, 157777292), (149, 135540224), (152, 132865088), (256, 78888646), (298, 67770112), (304, 66432544), (512, 39444323), (596, 33885056), (608, 33216272), (1192, 16942528), (1216, 16608136), (2384, 8471264), (2432, 8304068), (2831, 7133696), (4768, 4235632), (4864, 4152034), (5662, 3566848), (9536, 2117816), (9728, 2076017), (11324, 1783424), (13933, 1449472), (19072, 1058908), (22648, 891712), (27866, 724736), (38144, 529454), (45296, 445856), (55732, 362368), (76288, 264727), (90592, 222928), (111464, 181184)]