209008384

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{4831}}^1$

素因数の和:4873

約数の個数: 54

約数和(自身を含む): 451854816

約数和(自身を除く): 242846432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 676, 832, 1352, 1664, 2704, 3328, 4831, 5408, 9662, 10816, 19324, 21632, 38648, 43264, 62803, 77296, 125606, 154592, 251212, 309184, 502424, 618368, 816439, 1004848, 1236736, 1632878, 2009696, 3265756, 4019392, 6531512, 8038784, 13063024, 16077568, 26126048, 52252096, 104504192, 209008384]

約数ペア:

[(1, 209008384), (2, 104504192), (4, 52252096), (8, 26126048), (13, 16077568), (16, 13063024), (26, 8038784), (32, 6531512), (52, 4019392), (64, 3265756), (104, 2009696), (128, 1632878), (169, 1236736), (208, 1004848), (256, 816439), (338, 618368), (416, 502424), (676, 309184), (832, 251212), (1352, 154592), (1664, 125606), (2704, 77296), (3328, 62803), (4831, 43264), (5408, 38648), (9662, 21632), (10816, 19324)]