20144696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17609}}^1$

素因数の和:17639

約数の個数: 32

約数和(自身を含む): 44377200

約数和(自身を除く): 24232504

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17609, 35218, 70436, 140872, 193699, 228917, 387398, 457834, 774796, 915668, 1549592, 1831336, 2518087, 5036174, 10072348, 20144696]

約数ペア:

[(1, 20144696), (2, 10072348), (4, 5036174), (8, 2518087), (11, 1831336), (13, 1549592), (22, 915668), (26, 774796), (44, 457834), (52, 387398), (88, 228917), (104, 193699), (143, 140872), (286, 70436), (572, 35218), (1144, 17609)]