20122865776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1831}}^1\times {\mathrm{52837}}^1$

素因数の和:54689

約数の個数: 40

約数和(自身を含む): 42010859744

約数和(自身を除く): 21887993968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1831, 3662, 7324, 14648, 23803, 29296, 47606, 52837, 95212, 105674, 190424, 211348, 380848, 422696, 686881, 845392, 1373762, 2747524, 5495048, 10990096, 96744547, 193489094, 386978188, 773956376, 1257679111, 1547912752, 2515358222, 5030716444, 10061432888, 20122865776]

約数ペア:

[(1, 20122865776), (2, 10061432888), (4, 5030716444), (8, 2515358222), (13, 1547912752), (16, 1257679111), (26, 773956376), (52, 386978188), (104, 193489094), (208, 96744547), (1831, 10990096), (3662, 5495048), (7324, 2747524), (14648, 1373762), (23803, 845392), (29296, 686881), (47606, 422696), (52837, 380848), (95212, 211348), (105674, 190424)]