20945354688

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{460297}}^1$

素因数の和:460394

約数の個数: 84

約数和(自身を含む): 60796159840

約数和(自身を除く): 39850805152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 474, 576, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3792, 5056, 5688, 7584, 11376, 15168, 22752, 45504, 460297, 920594, 1380891, 1841188, 2761782, 3682376, 4142673, 5523564, 7364752, 8285346, 11047128, 14729504, 16570692, 22094256, 29459008, 33141384, 36363463, 44188512, 66282768, 72726926, 88377024, 109090389, 132565536, 145453852, 218180778, 265131072, 290907704, 327271167, 436361556, 581815408, 654542334, 872723112, 1163630816, 1309084668, 1745446224, 2327261632, 2618169336, 3490892448, 5236338672, 6981784896, 10472677344, 20945354688]

約数ペア:

[(1, 20945354688), (2, 10472677344), (3, 6981784896), (4, 5236338672), (6, 3490892448), (8, 2618169336), (9, 2327261632), (12, 1745446224), (16, 1309084668), (18, 1163630816), (24, 872723112), (32, 654542334), (36, 581815408), (48, 436361556), (64, 327271167), (72, 290907704), (79, 265131072), (96, 218180778), (144, 145453852), (158, 132565536), (192, 109090389), (237, 88377024), (288, 72726926), (316, 66282768), (474, 44188512), (576, 36363463), (632, 33141384), (711, 29459008), (948, 22094256), (1264, 16570692), (1422, 14729504), (1896, 11047128), (2528, 8285346), (2844, 7364752), (3792, 5523564), (5056, 4142673), (5688, 3682376), (7584, 2761782), (11376, 1841188), (15168, 1380891), (22752, 920594), (45504, 460297)]