20145121458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1895833}}^1$

素因数の和:1895879

約数の個数: 64

約数和(自身を含む): 52416018432

約数和(自身を除く): 32270896974

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 3542, 5313, 10626, 1895833, 3791666, 5687499, 11374998, 13270831, 20854163, 26541662, 39812493, 41708326, 43604159, 62562489, 79624986, 87208318, 125124978, 130812477, 145979141, 261624954, 291958282, 305229113, 437937423, 479645749, 610458226, 875874846, 915687339, 959291498, 1438937247, 1831374678, 2877874494, 3357520243, 6715040486, 10072560729, 20145121458]

約数ペア:

[(1, 20145121458), (2, 10072560729), (3, 6715040486), (6, 3357520243), (7, 2877874494), (11, 1831374678), (14, 1438937247), (21, 959291498), (22, 915687339), (23, 875874846), (33, 610458226), (42, 479645749), (46, 437937423), (66, 305229113), (69, 291958282), (77, 261624954), (138, 145979141), (154, 130812477), (161, 125124978), (231, 87208318), (253, 79624986), (322, 62562489), (462, 43604159), (483, 41708326), (506, 39812493), (759, 26541662), (966, 20854163), (1518, 13270831), (1771, 11374998), (3542, 5687499), (5313, 3791666), (10626, 1895833)]