2018884816

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:853

約数の個数: 80

約数和(自身を含む): 4296947200

約数和(自身を除く): 2278062384

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 169, 208, 316, 338, 632, 676, 727, 1027, 1264, 1352, 1454, 2054, 2197, 2704, 2908, 4108, 4394, 5816, 8216, 8788, 9451, 11632, 13351, 16432, 17576, 18902, 26702, 35152, 37804, 53404, 57433, 75608, 106808, 114866, 122863, 151216, 173563, 213616, 229732, 245726, 347126, 459464, 491452, 694252, 746629, 918928, 982904, 1388504, 1493258, 1597219, 1965808, 2777008, 2986516, 3194438, 5973032, 6388876, 9706177, 11946064, 12777752, 19412354, 25555504, 38824708, 77649416, 126180301, 155298832, 252360602, 504721204, 1009442408, 2018884816]

約数ペア:

[(1, 2018884816), (2, 1009442408), (4, 504721204), (8, 252360602), (13, 155298832), (16, 126180301), (26, 77649416), (52, 38824708), (79, 25555504), (104, 19412354), (158, 12777752), (169, 11946064), (208, 9706177), (316, 6388876), (338, 5973032), (632, 3194438), (676, 2986516), (727, 2777008), (1027, 1965808), (1264, 1597219), (1352, 1493258), (1454, 1388504), (2054, 982904), (2197, 918928), (2704, 746629), (2908, 694252), (4108, 491452), (4394, 459464), (5816, 347126), (8216, 245726), (8788, 229732), (9451, 213616), (11632, 173563), (13351, 151216), (16432, 122863), (17576, 114866), (18902, 106808), (26702, 75608), (35152, 57433), (37804, 53404)]