31931704

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30011}}^1$

素因数の和:30043

約数の個数: 32

約数和(自身を含む): 72028800

約数和(自身を除く): 40097096

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 30011, 60022, 120044, 210077, 240088, 420154, 570209, 840308, 1140418, 1680616, 2280836, 3991463, 4561672, 7982926, 15965852, 31931704]

約数ペア:

[(1, 31931704), (2, 15965852), (4, 7982926), (7, 4561672), (8, 3991463), (14, 2280836), (19, 1680616), (28, 1140418), (38, 840308), (56, 570209), (76, 420154), (133, 240088), (152, 210077), (266, 120044), (532, 60022), (1064, 30011)]