20827419201

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1\times {\mathrm{2029}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 31655332800

約数和(自身を除く): 10827913599

約数列:

[1, 3, 9, 29, 67, 87, 201, 261, 587, 603, 1761, 1943, 2029, 5283, 5829, 6087, 17023, 17487, 18261, 39329, 51069, 58841, 117987, 135943, 153207, 176523, 353961, 407829, 529569, 1140541, 1191023, 1223487, 3421623, 3573069, 3942347, 10264869, 10719207, 11827041, 34539667, 35481123, 79798541, 103619001, 239395623, 310857003, 718186869, 2314157689, 6942473067, 20827419201]

約数ペア:

[(1, 20827419201), (3, 6942473067), (9, 2314157689), (29, 718186869), (67, 310857003), (87, 239395623), (201, 103619001), (261, 79798541), (587, 35481123), (603, 34539667), (1761, 11827041), (1943, 10719207), (2029, 10264869), (5283, 3942347), (5829, 3573069), (6087, 3421623), (17023, 1223487), (17487, 1191023), (18261, 1140541), (39329, 529569), (51069, 407829), (58841, 353961), (117987, 176523), (135943, 153207)]