20899694484

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{29023}}^1$

素因数の和:29357

約数の個数: 72

約数和(自身を含む): 53689988352

約数和(自身を除く): 32790293868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 241, 249, 332, 482, 498, 723, 747, 964, 996, 1446, 1494, 2169, 2892, 2988, 4338, 8676, 20003, 29023, 40006, 58046, 60009, 80012, 87069, 116092, 120018, 174138, 180027, 240036, 261207, 348276, 360054, 522414, 720108, 1044828, 2408909, 4817818, 6994543, 7226727, 9635636, 13989086, 14453454, 20983629, 21680181, 27978172, 28906908, 41967258, 43360362, 62950887, 83934516, 86720724, 125901774, 251803548, 580547069, 1161094138, 1741641207, 2322188276, 3483282414, 5224923621, 6966564828, 10449847242, 20899694484]

約数ペア:

[(1, 20899694484), (2, 10449847242), (3, 6966564828), (4, 5224923621), (6, 3483282414), (9, 2322188276), (12, 1741641207), (18, 1161094138), (36, 580547069), (83, 251803548), (166, 125901774), (241, 86720724), (249, 83934516), (332, 62950887), (482, 43360362), (498, 41967258), (723, 28906908), (747, 27978172), (964, 21680181), (996, 20983629), (1446, 14453454), (1494, 13989086), (2169, 9635636), (2892, 7226727), (2988, 6994543), (4338, 4817818), (8676, 2408909), (20003, 1044828), (29023, 720108), (40006, 522414), (58046, 360054), (60009, 348276), (80012, 261207), (87069, 240036), (116092, 180027), (120018, 174138)]