20047079178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{48611}}^1$

素因数の和:49720

約数の個数: 64

約数和(自身を含む): 50960931840

約数和(自身を除く): 30913852662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1091, 2182, 3273, 6546, 7637, 9819, 15274, 19638, 22911, 29457, 45822, 48611, 58914, 68733, 97222, 137466, 145833, 206199, 291666, 340277, 412398, 437499, 680554, 874998, 1020831, 1312497, 2041662, 2624994, 3062493, 6124986, 9187479, 18374958, 53034601, 106069202, 159103803, 318207606, 371242207, 477311409, 742484414, 954622818, 1113726621, 1431934227, 2227453242, 2863868454, 3341179863, 6682359726, 10023539589, 20047079178]

約数ペア:

[(1, 20047079178), (2, 10023539589), (3, 6682359726), (6, 3341179863), (7, 2863868454), (9, 2227453242), (14, 1431934227), (18, 1113726621), (21, 954622818), (27, 742484414), (42, 477311409), (54, 371242207), (63, 318207606), (126, 159103803), (189, 106069202), (378, 53034601), (1091, 18374958), (2182, 9187479), (3273, 6124986), (6546, 3062493), (7637, 2624994), (9819, 2041662), (15274, 1312497), (19638, 1020831), (22911, 874998), (29457, 680554), (45822, 437499), (48611, 412398), (58914, 340277), (68733, 291666), (97222, 206199), (137466, 145833)]