19630416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 55232576

約数和(自身を除く): 35602160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 163, 193, 208, 312, 326, 386, 489, 579, 624, 652, 772, 978, 1158, 1304, 1544, 1956, 2119, 2316, 2509, 2608, 3088, 3912, 4238, 4632, 5018, 6357, 7527, 7824, 8476, 9264, 10036, 12714, 15054, 16952, 20072, 25428, 30108, 31459, 33904, 40144, 50856, 60216, 62918, 94377, 101712, 120432, 125836, 188754, 251672, 377508, 408967, 503344, 755016, 817934, 1226901, 1510032, 1635868, 2453802, 3271736, 4907604, 6543472, 9815208, 19630416]

約数ペア:

[(1, 19630416), (2, 9815208), (3, 6543472), (4, 4907604), (6, 3271736), (8, 2453802), (12, 1635868), (13, 1510032), (16, 1226901), (24, 817934), (26, 755016), (39, 503344), (48, 408967), (52, 377508), (78, 251672), (104, 188754), (156, 125836), (163, 120432), (193, 101712), (208, 94377), (312, 62918), (326, 60216), (386, 50856), (489, 40144), (579, 33904), (624, 31459), (652, 30108), (772, 25428), (978, 20072), (1158, 16952), (1304, 15054), (1544, 12714), (1956, 10036), (2119, 9264), (2316, 8476), (2509, 7824), (2608, 7527), (3088, 6357), (3912, 5018), (4238, 4632)]