20091900544

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{33533}}^1$

素因数の和:33729

約数の個数: 64

約数和(自身を含む): 41592890880

約数和(自身を除く): 21500990336

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 151, 248, 302, 496, 604, 992, 1208, 1984, 2416, 3968, 4681, 4832, 9362, 9664, 18724, 19328, 33533, 37448, 67066, 74896, 134132, 149792, 268264, 299584, 536528, 599168, 1039523, 1073056, 2079046, 2146112, 4158092, 4292224, 5063483, 8316184, 10126966, 16632368, 20253932, 33264736, 40507864, 66529472, 81015728, 133058944, 156967973, 162031456, 313935946, 324062912, 627871892, 648125824, 1255743784, 2511487568, 5022975136, 10045950272, 20091900544]

約数ペア:

[(1, 20091900544), (2, 10045950272), (4, 5022975136), (8, 2511487568), (16, 1255743784), (31, 648125824), (32, 627871892), (62, 324062912), (64, 313935946), (124, 162031456), (128, 156967973), (151, 133058944), (248, 81015728), (302, 66529472), (496, 40507864), (604, 33264736), (992, 20253932), (1208, 16632368), (1984, 10126966), (2416, 8316184), (3968, 5063483), (4681, 4292224), (4832, 4158092), (9362, 2146112), (9664, 2079046), (18724, 1073056), (19328, 1039523), (33533, 599168), (37448, 536528), (67066, 299584), (74896, 268264), (134132, 149792)]