2018916668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{2393}}^1$

素因数の和:3086

約数の個数: 48

約数和(自身を含む): 3945503520

約数和(自身を除く): 1926586852

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 653, 1292, 1306, 2393, 2612, 4786, 9572, 11101, 12407, 22202, 24814, 40681, 44404, 45467, 49628, 81362, 90934, 162724, 181868, 210919, 421838, 772939, 843676, 1545878, 1562629, 3091756, 3125258, 6250516, 26564693, 29689951, 53129386, 59379902, 106258772, 118759804, 504729167, 1009458334, 2018916668]

約数ペア:

[(1, 2018916668), (2, 1009458334), (4, 504729167), (17, 118759804), (19, 106258772), (34, 59379902), (38, 53129386), (68, 29689951), (76, 26564693), (323, 6250516), (646, 3125258), (653, 3091756), (1292, 1562629), (1306, 1545878), (2393, 843676), (2612, 772939), (4786, 421838), (9572, 210919), (11101, 181868), (12407, 162724), (22202, 90934), (24814, 81362), (40681, 49628), (44404, 45467)]