20174880008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{10159}}^1$

素因数の和:10482

約数の個数: 64

約数和(自身を含む): 40555468800

約数和(自身を除く): 20380588792

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 251, 344, 502, 989, 1004, 1978, 2008, 3956, 5773, 7912, 10159, 10793, 11546, 20318, 21586, 23092, 40636, 43172, 46184, 81272, 86344, 233657, 248239, 436837, 467314, 496478, 873674, 934628, 992956, 1747348, 1869256, 1985912, 2549909, 3494696, 5099818, 10047251, 10199636, 20094502, 20399272, 40189004, 58647907, 80378008, 109646087, 117295814, 219292174, 234591628, 438584348, 469183256, 877168696, 2521860001, 5043720002, 10087440004, 20174880008]

約数ペア:

[(1, 20174880008), (2, 10087440004), (4, 5043720002), (8, 2521860001), (23, 877168696), (43, 469183256), (46, 438584348), (86, 234591628), (92, 219292174), (172, 117295814), (184, 109646087), (251, 80378008), (344, 58647907), (502, 40189004), (989, 20399272), (1004, 20094502), (1978, 10199636), (2008, 10047251), (3956, 5099818), (5773, 3494696), (7912, 2549909), (10159, 1985912), (10793, 1869256), (11546, 1747348), (20318, 992956), (21586, 934628), (23092, 873674), (40636, 496478), (43172, 467314), (46184, 436837), (81272, 248239), (86344, 233657)]