20225089448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{24691}}^1$

素因数の和:25050

約数の個数: 64

約数和(自身を含む): 42401102400

約数和(自身を除く): 22176012952

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, 24691, 43112, 48184, 49382, 98764, 102391, 197528, 204782, 409564, 419747, 469129, 819128, 839494, 938258, 1678988, 1876516, 3357976, 3753032, 7827047, 7975193, 15654094, 15950386, 31308188, 31900772, 62616376, 63801544, 133059799, 148713893, 266119598, 297427786, 532239196, 594855572, 1064478392, 1189711144, 2528136181, 5056272362, 10112544724, 20225089448]

約数ペア:

[(1, 20225089448), (2, 10112544724), (4, 5056272362), (8, 2528136181), (17, 1189711144), (19, 1064478392), (34, 594855572), (38, 532239196), (68, 297427786), (76, 266119598), (136, 148713893), (152, 133059799), (317, 63801544), (323, 62616376), (634, 31900772), (646, 31308188), (1268, 15950386), (1292, 15654094), (2536, 7975193), (2584, 7827047), (5389, 3753032), (6023, 3357976), (10778, 1876516), (12046, 1678988), (21556, 938258), (24092, 839494), (24691, 819128), (43112, 469129), (48184, 419747), (49382, 409564), (98764, 204782), (102391, 197528)]