8019928

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 17955000

約数和(自身を除く): 9935072

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 499, 574, 998, 1148, 1996, 2009, 2296, 3493, 3992, 4018, 6986, 8036, 13972, 16072, 20459, 24451, 27944, 40918, 48902, 81836, 97804, 143213, 163672, 195608, 286426, 572852, 1002491, 1145704, 2004982, 4009964, 8019928]

約数ペア:

[(1, 8019928), (2, 4009964), (4, 2004982), (7, 1145704), (8, 1002491), (14, 572852), (28, 286426), (41, 195608), (49, 163672), (56, 143213), (82, 97804), (98, 81836), (164, 48902), (196, 40918), (287, 27944), (328, 24451), (392, 20459), (499, 16072), (574, 13972), (998, 8036), (1148, 6986), (1996, 4018), (2009, 3992), (2296, 3493)]