193420904

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 390044160

約数和(自身を除く): 196623256

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 107, 124, 148, 197, 214, 248, 296, 394, 428, 788, 856, 1147, 1576, 2294, 3317, 3959, 4588, 6107, 6634, 7289, 7918, 9176, 12214, 13268, 14578, 15836, 21079, 24428, 26536, 29156, 31672, 42158, 48856, 58312, 84316, 122729, 168632, 225959, 245458, 451918, 490916, 653449, 779923, 903836, 981832, 1306898, 1559846, 1807672, 2613796, 3119692, 5227592, 6239384, 24177613, 48355226, 96710452, 193420904]

約数ペア:

[(1, 193420904), (2, 96710452), (4, 48355226), (8, 24177613), (31, 6239384), (37, 5227592), (62, 3119692), (74, 2613796), (107, 1807672), (124, 1559846), (148, 1306898), (197, 981832), (214, 903836), (248, 779923), (296, 653449), (394, 490916), (428, 451918), (788, 245458), (856, 225959), (1147, 168632), (1576, 122729), (2294, 84316), (3317, 58312), (3959, 48856), (4588, 42158), (6107, 31672), (6634, 29156), (7289, 26536), (7918, 24428), (9176, 21079), (12214, 15836), (13268, 14578)]