20227579208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{164089}}^1$

素因数の和:164925

約数の個数: 32

約数和(自身を含む): 39972324000

約数和(自身を除く): 19744744792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 811, 1622, 3244, 6488, 15409, 30818, 61636, 123272, 164089, 328178, 656356, 1312712, 3117691, 6235382, 12470764, 24941528, 133076179, 266152358, 532304716, 1064609432, 2528447401, 5056894802, 10113789604, 20227579208]

約数ペア:

[(1, 20227579208), (2, 10113789604), (4, 5056894802), (8, 2528447401), (19, 1064609432), (38, 532304716), (76, 266152358), (152, 133076179), (811, 24941528), (1622, 12470764), (3244, 6235382), (6488, 3117691), (15409, 1312712), (30818, 656356), (61636, 328178), (123272, 164089)]