19910856

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{16931}}^1$

素因数の和:16954

約数の個数: 48

約数和(自身を含む): 57907440

約数和(自身を除く): 37996584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 16931, 33862, 50793, 67724, 101586, 118517, 135448, 203172, 237034, 355551, 406344, 474068, 711102, 829619, 948136, 1422204, 1659238, 2488857, 2844408, 3318476, 4977714, 6636952, 9955428, 19910856]

約数ペア:

[(1, 19910856), (2, 9955428), (3, 6636952), (4, 4977714), (6, 3318476), (7, 2844408), (8, 2488857), (12, 1659238), (14, 1422204), (21, 948136), (24, 829619), (28, 711102), (42, 474068), (49, 406344), (56, 355551), (84, 237034), (98, 203172), (147, 135448), (168, 118517), (196, 101586), (294, 67724), (392, 50793), (588, 33862), (1176, 16931)]