20148653469

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{186629}}^1$

素因数の和:186789

約数の個数: 32

約数和(自身を含む): 31604670720

約数和(自身を除く): 11456017251

約数列:

[1, 3, 7, 21, 53, 97, 159, 291, 371, 679, 1113, 2037, 5141, 15423, 35987, 107961, 186629, 559887, 1306403, 3919209, 9891337, 18103013, 29674011, 54309039, 69239359, 126721091, 207718077, 380163273, 959459689, 2878379067, 6716217823, 20148653469]

約数ペア:

[(1, 20148653469), (3, 6716217823), (7, 2878379067), (21, 959459689), (53, 380163273), (97, 207718077), (159, 126721091), (291, 69239359), (371, 54309039), (679, 29674011), (1113, 18103013), (2037, 9891337), (5141, 3919209), (15423, 1306403), (35987, 559887), (107961, 186629)]