20163686389

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3257}}^1$

素因数の和:3406

約数の個数: 64

約数和(自身を含む): 26955597312

約数和(自身を除く): 6791910923

約数列:

[1, 7, 11, 37, 41, 53, 77, 259, 287, 371, 407, 451, 583, 1517, 1961, 2173, 2849, 3157, 3257, 4081, 10619, 13727, 15211, 16687, 21571, 22799, 23903, 35827, 80401, 116809, 120509, 133537, 150997, 167321, 172621, 250789, 562807, 843563, 884411, 934759, 1208347, 1325599, 1468907, 1898831, 4940869, 6190877, 6386977, 7077461, 9279193, 10282349, 13291817, 34586083, 44708839, 49542227, 54349559, 70256747, 77852071, 261866057, 380446913, 491797229, 544964497, 1833062399, 2880526627, 20163686389]

約数ペア:

[(1, 20163686389), (7, 2880526627), (11, 1833062399), (37, 544964497), (41, 491797229), (53, 380446913), (77, 261866057), (259, 77852071), (287, 70256747), (371, 54349559), (407, 49542227), (451, 44708839), (583, 34586083), (1517, 13291817), (1961, 10282349), (2173, 9279193), (2849, 7077461), (3157, 6386977), (3257, 6190877), (4081, 4940869), (10619, 1898831), (13727, 1468907), (15211, 1325599), (16687, 1208347), (21571, 934759), (22799, 884411), (23903, 843563), (35827, 562807), (80401, 250789), (116809, 172621), (120509, 167321), (133537, 150997)]