20910367002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1\times {\mathrm{21221}}^1$

素因数の和:22071

約数の個数: 64

約数和(自身を含む): 49506681600

約数和(自身を除く): 28596314598

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 809, 1218, 1618, 2427, 4854, 5663, 11326, 16989, 21221, 23461, 33978, 42442, 46922, 63663, 70383, 127326, 140766, 148547, 164227, 297094, 328454, 445641, 492681, 615409, 891282, 985362, 1230818, 1846227, 3692454, 4307863, 8615726, 12923589, 17167789, 25847178, 34335578, 51503367, 103006734, 120174523, 240349046, 360523569, 497865881, 721047138, 995731762, 1493597643, 2987195286, 3485061167, 6970122334, 10455183501, 20910367002]

約数ペア:

[(1, 20910367002), (2, 10455183501), (3, 6970122334), (6, 3485061167), (7, 2987195286), (14, 1493597643), (21, 995731762), (29, 721047138), (42, 497865881), (58, 360523569), (87, 240349046), (174, 120174523), (203, 103006734), (406, 51503367), (609, 34335578), (809, 25847178), (1218, 17167789), (1618, 12923589), (2427, 8615726), (4854, 4307863), (5663, 3692454), (11326, 1846227), (16989, 1230818), (21221, 985362), (23461, 891282), (33978, 615409), (42442, 492681), (46922, 445641), (63663, 328454), (70383, 297094), (127326, 164227), (140766, 148547)]