2018961542

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 3420199728

約数和(自身を除く): 1401238186

約数列:

[1, 2, 13, 26, 43, 53, 86, 106, 169, 338, 559, 689, 1118, 1378, 2279, 2621, 4558, 5242, 7267, 8957, 14534, 17914, 29627, 34073, 59254, 68146, 112703, 138913, 225406, 277826, 385151, 442949, 770302, 885898, 1465139, 1805869, 2930278, 3611738, 5973259, 11946518, 19046807, 23476297, 38093614, 46952594, 77652367, 155304734, 1009480771, 2018961542]

約数ペア:

[(1, 2018961542), (2, 1009480771), (13, 155304734), (26, 77652367), (43, 46952594), (53, 38093614), (86, 23476297), (106, 19046807), (169, 11946518), (338, 5973259), (559, 3611738), (689, 2930278), (1118, 1805869), (1378, 1465139), (2279, 885898), (2621, 770302), (4558, 442949), (5242, 385151), (7267, 277826), (8957, 225406), (14534, 138913), (17914, 112703), (29627, 68146), (34073, 59254)]