20194193648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{967}}^1\times {\mathrm{76777}}^1$

素因数の和:77769

約数の個数: 40

約数和(自身を含む): 41471176032

約数和(自身を除く): 21276982384

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 967, 1934, 3868, 7736, 15472, 16439, 32878, 65756, 76777, 131512, 153554, 263024, 307108, 614216, 1228432, 1305209, 2610418, 5220836, 10441672, 20883344, 74243359, 148486718, 296973436, 593946872, 1187893744, 1262137103, 2524274206, 5048548412, 10097096824, 20194193648]

約数ペア:

[(1, 20194193648), (2, 10097096824), (4, 5048548412), (8, 2524274206), (16, 1262137103), (17, 1187893744), (34, 593946872), (68, 296973436), (136, 148486718), (272, 74243359), (967, 20883344), (1934, 10441672), (3868, 5220836), (7736, 2610418), (15472, 1305209), (16439, 1228432), (32878, 614216), (65756, 307108), (76777, 263024), (131512, 153554)]