19339964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 41126400

約数和(自身を除く): 21786436

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 59, 92, 118, 161, 236, 322, 413, 509, 644, 826, 1018, 1357, 1652, 2036, 2714, 3563, 5428, 7126, 9499, 11707, 14252, 18998, 23414, 30031, 37996, 46828, 60062, 81949, 120124, 163898, 210217, 327796, 420434, 690713, 840868, 1381426, 2762852, 4834991, 9669982, 19339964]

約数ペア:

[(1, 19339964), (2, 9669982), (4, 4834991), (7, 2762852), (14, 1381426), (23, 840868), (28, 690713), (46, 420434), (59, 327796), (92, 210217), (118, 163898), (161, 120124), (236, 81949), (322, 60062), (413, 46828), (509, 37996), (644, 30031), (826, 23414), (1018, 18998), (1357, 14252), (1652, 11707), (2036, 9499), (2714, 7126), (3563, 5428)]