31415704826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1\times {\mathrm{20627}}^1$

素因数の和:21394

約数の個数: 32

約数和(自身を含む): 51970678272

約数和(自身を除く): 20554973446

約数列:

[1, 2, 11, 22, 107, 214, 647, 1177, 1294, 2354, 7117, 14234, 20627, 41254, 69229, 138458, 226897, 453794, 761519, 1523038, 2207089, 4414178, 13345669, 24277979, 26691338, 48555958, 146802359, 293604718, 1427986583, 2855973166, 15707852413, 31415704826]

約数ペア:

[(1, 31415704826), (2, 15707852413), (11, 2855973166), (22, 1427986583), (107, 293604718), (214, 146802359), (647, 48555958), (1177, 26691338), (1294, 24277979), (2354, 13345669), (7117, 4414178), (14234, 2207089), (20627, 1523038), (41254, 761519), (69229, 453794), (138458, 226897)]