20147405778

素因数分解:

$2^1\times 3^3\times {\mathrm{379}}^1\times {\mathrm{643}}^1\times {\mathrm{1531}}^1$

素因数の和:2564

約数の個数: 64

約数和(自身を含む): 44989324800

約数和(自身を除く): 24841919022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 379, 643, 758, 1137, 1286, 1531, 1929, 2274, 3062, 3411, 3858, 4593, 5787, 6822, 9186, 10233, 11574, 13779, 17361, 20466, 27558, 34722, 41337, 82674, 243697, 487394, 580249, 731091, 984433, 1160498, 1462182, 1740747, 1968866, 2193273, 2953299, 3481494, 4386546, 5222241, 5906598, 6579819, 8859897, 10444482, 13159638, 15666723, 17719794, 26579691, 31333446, 53159382, 373100107, 746200214, 1119300321, 2238600642, 3357900963, 6715801926, 10073702889, 20147405778]

約数ペア:

[(1, 20147405778), (2, 10073702889), (3, 6715801926), (6, 3357900963), (9, 2238600642), (18, 1119300321), (27, 746200214), (54, 373100107), (379, 53159382), (643, 31333446), (758, 26579691), (1137, 17719794), (1286, 15666723), (1531, 13159638), (1929, 10444482), (2274, 8859897), (3062, 6579819), (3411, 5906598), (3858, 5222241), (4593, 4386546), (5787, 3481494), (6822, 2953299), (9186, 2193273), (10233, 1968866), (11574, 1740747), (13779, 1462182), (17361, 1160498), (20466, 984433), (27558, 731091), (34722, 580249), (41337, 487394), (82674, 243697)]