18949384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2113}}^1$

素因数の和:2197

約数の個数: 32

約数和(自身を含む): 38052000

約数和(自身を除く): 19102616

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2113, 2242, 4226, 4484, 8452, 8968, 16904, 40147, 80294, 124667, 160588, 249334, 321176, 498668, 997336, 2368673, 4737346, 9474692, 18949384]

約数ペア:

[(1, 18949384), (2, 9474692), (4, 4737346), (8, 2368673), (19, 997336), (38, 498668), (59, 321176), (76, 249334), (118, 160588), (152, 124667), (236, 80294), (472, 40147), (1121, 16904), (2113, 8968), (2242, 8452), (4226, 4484)]