19736756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{991}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 37330944

約数和(自身を除く): 17594188

約数列:

[1, 2, 4, 13, 26, 52, 383, 766, 991, 1532, 1982, 3964, 4979, 9958, 12883, 19916, 25766, 51532, 379553, 759106, 1518212, 4934189, 9868378, 19736756]

約数ペア:

[(1, 19736756), (2, 9868378), (4, 4934189), (13, 1518212), (26, 759106), (52, 379553), (383, 51532), (766, 25766), (991, 19916), (1532, 12883), (1982, 9958), (3964, 4979)]