864698512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{21713}}^1$

素因数の和:21871

約数の個数: 40

約数和(自身を含む): 1777073760

約数和(自身を除く): 912375248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 9956, 19912, 21713, 39824, 43426, 86852, 173704, 347408, 412547, 825094, 1650188, 2844403, 3300376, 5688806, 6600752, 11377612, 22755224, 45510448, 54043657, 108087314, 216174628, 432349256, 864698512]

約数ペア:

[(1, 864698512), (2, 432349256), (4, 216174628), (8, 108087314), (16, 54043657), (19, 45510448), (38, 22755224), (76, 11377612), (131, 6600752), (152, 5688806), (262, 3300376), (304, 2844403), (524, 1650188), (1048, 825094), (2096, 412547), (2489, 347408), (4978, 173704), (9956, 86852), (19912, 43426), (21713, 39824)]