17581668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 45224256

約数和(自身を除く): 27642588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 2621, 3354, 5242, 6708, 7863, 10484, 15726, 31452, 34073, 68146, 102219, 112703, 136292, 204438, 225406, 338109, 408876, 450812, 676218, 1352436, 1465139, 2930278, 4395417, 5860556, 8790834, 17581668]

約数ペア:

[(1, 17581668), (2, 8790834), (3, 5860556), (4, 4395417), (6, 2930278), (12, 1465139), (13, 1352436), (26, 676218), (39, 450812), (43, 408876), (52, 338109), (78, 225406), (86, 204438), (129, 136292), (156, 112703), (172, 102219), (258, 68146), (516, 34073), (559, 31452), (1118, 15726), (1677, 10484), (2236, 7863), (2621, 6708), (3354, 5242)]