191995648

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1921

約数の個数: 72

約数和(自身を含む): 426263936

約数和(自身を除く): 234268288

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1861, 1984, 3224, 3328, 3722, 3968, 6448, 7444, 7936, 12896, 14888, 24193, 25792, 29776, 48386, 51584, 57691, 59552, 96772, 103168, 115382, 119104, 193544, 230764, 238208, 387088, 461528, 476416, 749983, 774176, 923056, 1499966, 1548352, 1846112, 2999932, 3096704, 3692224, 5999864, 6193408, 7384448, 11999728, 14768896, 23999456, 47998912, 95997824, 191995648]

約数ペア:

[(1, 191995648), (2, 95997824), (4, 47998912), (8, 23999456), (13, 14768896), (16, 11999728), (26, 7384448), (31, 6193408), (32, 5999864), (52, 3692224), (62, 3096704), (64, 2999932), (104, 1846112), (124, 1548352), (128, 1499966), (208, 923056), (248, 774176), (256, 749983), (403, 476416), (416, 461528), (496, 387088), (806, 238208), (832, 230764), (992, 193544), (1612, 119104), (1664, 115382), (1861, 103168), (1984, 96772), (3224, 59552), (3328, 57691), (3722, 51584), (3968, 48386), (6448, 29776), (7444, 25792), (7936, 24193), (12896, 14888)]