20122848

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:776

約数の個数: 72

約数和(自身を含む): 57847608

約数和(自身を除く): 37724760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 642, 653, 856, 963, 1284, 1306, 1712, 1926, 1959, 2568, 2612, 3424, 3852, 3918, 5136, 5224, 5877, 7704, 7836, 10272, 10448, 11754, 15408, 15672, 20896, 23508, 30816, 31344, 47016, 62688, 69871, 94032, 139742, 188064, 209613, 279484, 419226, 558968, 628839, 838452, 1117936, 1257678, 1676904, 2235872, 2515356, 3353808, 5030712, 6707616, 10061424, 20122848]

約数ペア:

[(1, 20122848), (2, 10061424), (3, 6707616), (4, 5030712), (6, 3353808), (8, 2515356), (9, 2235872), (12, 1676904), (16, 1257678), (18, 1117936), (24, 838452), (32, 628839), (36, 558968), (48, 419226), (72, 279484), (96, 209613), (107, 188064), (144, 139742), (214, 94032), (288, 69871), (321, 62688), (428, 47016), (642, 31344), (653, 30816), (856, 23508), (963, 20896), (1284, 15672), (1306, 15408), (1712, 11754), (1926, 10448), (1959, 10272), (2568, 7836), (2612, 7704), (3424, 5877), (3852, 5224), (3918, 5136)]