20472348

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6907}}^1$

素因数の和:6946

約数の個数: 48

約数和(自身を含む): 54158720

約数和(自身を除く): 33686372

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6907, 13814, 20721, 27628, 41442, 82884, 89791, 131233, 179582, 262466, 269373, 359164, 393699, 524932, 538746, 787398, 1077492, 1574796, 1706029, 3412058, 5118087, 6824116, 10236174, 20472348]

約数ペア:

[(1, 20472348), (2, 10236174), (3, 6824116), (4, 5118087), (6, 3412058), (12, 1706029), (13, 1574796), (19, 1077492), (26, 787398), (38, 538746), (39, 524932), (52, 393699), (57, 359164), (76, 269373), (78, 262466), (114, 179582), (156, 131233), (228, 89791), (247, 82884), (494, 41442), (741, 27628), (988, 20721), (1482, 13814), (2964, 6907)]