2017880028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{7213}}^1$

素因数の和:7651

約数の個数: 72

約数和(自身を含む): 5383086800

約数和(自身を除く): 3365206772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 409, 684, 818, 1227, 1636, 2454, 3681, 4908, 7213, 7362, 7771, 14426, 14724, 15542, 21639, 23313, 28852, 31084, 43278, 46626, 64917, 69939, 86556, 93252, 129834, 137047, 139878, 259668, 274094, 279756, 411141, 548188, 822282, 1233423, 1644564, 2466846, 2950117, 4933692, 5900234, 8850351, 11800468, 17700702, 26551053, 35401404, 53102106, 56052223, 106204212, 112104446, 168156669, 224208892, 336313338, 504470007, 672626676, 1008940014, 2017880028]

約数ペア:

[(1, 2017880028), (2, 1008940014), (3, 672626676), (4, 504470007), (6, 336313338), (9, 224208892), (12, 168156669), (18, 112104446), (19, 106204212), (36, 56052223), (38, 53102106), (57, 35401404), (76, 26551053), (114, 17700702), (171, 11800468), (228, 8850351), (342, 5900234), (409, 4933692), (684, 2950117), (818, 2466846), (1227, 1644564), (1636, 1233423), (2454, 822282), (3681, 548188), (4908, 411141), (7213, 279756), (7362, 274094), (7771, 259668), (14426, 139878), (14724, 137047), (15542, 129834), (21639, 93252), (23313, 86556), (28852, 69939), (31084, 64917), (43278, 46626)]