20244416

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 56

約数和(自身を含む): 44439840

約数和(自身を除く): 24195424

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 809, 1088, 1472, 1564, 1618, 3128, 3236, 6256, 6472, 12512, 12944, 13753, 18607, 25024, 25888, 27506, 37214, 51776, 55012, 74428, 110024, 148856, 220048, 297712, 316319, 440096, 595424, 632638, 880192, 1190848, 1265276, 2530552, 5061104, 10122208, 20244416]

約数ペア:

[(1, 20244416), (2, 10122208), (4, 5061104), (8, 2530552), (16, 1265276), (17, 1190848), (23, 880192), (32, 632638), (34, 595424), (46, 440096), (64, 316319), (68, 297712), (92, 220048), (136, 148856), (184, 110024), (272, 74428), (368, 55012), (391, 51776), (544, 37214), (736, 27506), (782, 25888), (809, 25024), (1088, 18607), (1472, 13753), (1564, 12944), (1618, 12512), (3128, 6472), (3236, 6256)]