19859336

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 23887864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 79, 134, 158, 268, 316, 469, 536, 553, 632, 938, 1106, 1876, 2212, 3752, 4424, 4489, 5293, 8978, 10586, 17956, 21172, 31423, 35912, 37051, 42344, 62846, 74102, 125692, 148204, 251384, 296408, 354631, 709262, 1418524, 2482417, 2837048, 4964834, 9929668, 19859336]

約数ペア:

[(1, 19859336), (2, 9929668), (4, 4964834), (7, 2837048), (8, 2482417), (14, 1418524), (28, 709262), (56, 354631), (67, 296408), (79, 251384), (134, 148204), (158, 125692), (268, 74102), (316, 62846), (469, 42344), (536, 37051), (553, 35912), (632, 31423), (938, 21172), (1106, 17956), (1876, 10586), (2212, 8978), (3752, 5293), (4424, 4489)]