2019904138

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{47981}}^1$

素因数の和:48118

約数の個数: 32

約数和(自身を含む): 3611317248

約数和(自身を除く): 1591413110

約数列:

[1, 2, 7, 14, 31, 62, 97, 194, 217, 434, 679, 1358, 3007, 6014, 21049, 42098, 47981, 95962, 335867, 671734, 1487411, 2974822, 4654157, 9308314, 10411877, 20823754, 32579099, 65158198, 144278867, 288557734, 1009952069, 2019904138]

約数ペア:

[(1, 2019904138), (2, 1009952069), (7, 288557734), (14, 144278867), (31, 65158198), (62, 32579099), (97, 20823754), (194, 10411877), (217, 9308314), (434, 4654157), (679, 2974822), (1358, 1487411), (3007, 671734), (6014, 335867), (21049, 95962), (42098, 47981)]