20175714

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 47471424

約数和(自身を除く): 27295710

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 571, 906, 1142, 1359, 1713, 1963, 2718, 3426, 3926, 5139, 5889, 7423, 10278, 11778, 14846, 17667, 22269, 35334, 44538, 66807, 86221, 133614, 172442, 258663, 517326, 775989, 1120873, 1551978, 2241746, 3362619, 6725238, 10087857, 20175714]

約数ペア:

[(1, 20175714), (2, 10087857), (3, 6725238), (6, 3362619), (9, 2241746), (13, 1551978), (18, 1120873), (26, 775989), (39, 517326), (78, 258663), (117, 172442), (151, 133614), (234, 86221), (302, 66807), (453, 44538), (571, 35334), (906, 22269), (1142, 17667), (1359, 14846), (1713, 11778), (1963, 10278), (2718, 7423), (3426, 5889), (3926, 5139)]