20759160904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{25343}}^1$

素因数の和:25702

約数の個数: 64

約数和(自身を含む): 43520716800

約数和(自身を除く): 22761555896

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 317, 323, 634, 646, 1268, 1292, 2536, 2584, 5389, 6023, 10778, 12046, 21556, 24092, 25343, 43112, 48184, 50686, 101372, 102391, 202744, 204782, 409564, 430831, 481517, 819128, 861662, 963034, 1723324, 1926068, 3446648, 3852136, 8033731, 8185789, 16067462, 16371578, 32134924, 32743156, 64269848, 65486312, 136573427, 152640889, 273146854, 305281778, 546293708, 610563556, 1092587416, 1221127112, 2594895113, 5189790226, 10379580452, 20759160904]

約数ペア:

[(1, 20759160904), (2, 10379580452), (4, 5189790226), (8, 2594895113), (17, 1221127112), (19, 1092587416), (34, 610563556), (38, 546293708), (68, 305281778), (76, 273146854), (136, 152640889), (152, 136573427), (317, 65486312), (323, 64269848), (634, 32743156), (646, 32134924), (1268, 16371578), (1292, 16067462), (2536, 8185789), (2584, 8033731), (5389, 3852136), (6023, 3446648), (10778, 1926068), (12046, 1723324), (21556, 963034), (24092, 861662), (25343, 819128), (43112, 481517), (48184, 430831), (50686, 409564), (101372, 204782), (102391, 202744)]