19934784

素因数分解:

$2^6\times 3^2\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:724

約数の個数: 84

約数和(自身を含む): 58306716

約数和(自身を除く): 38371932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 144, 159, 192, 212, 288, 318, 424, 477, 576, 636, 653, 848, 954, 1272, 1306, 1696, 1908, 1959, 2544, 2612, 3392, 3816, 3918, 5088, 5224, 5877, 7632, 7836, 10176, 10448, 11754, 15264, 15672, 20896, 23508, 30528, 31344, 34609, 41792, 47016, 62688, 69218, 94032, 103827, 125376, 138436, 188064, 207654, 276872, 311481, 376128, 415308, 553744, 622962, 830616, 1107488, 1245924, 1661232, 2214976, 2491848, 3322464, 4983696, 6644928, 9967392, 19934784]

約数ペア:

[(1, 19934784), (2, 9967392), (3, 6644928), (4, 4983696), (6, 3322464), (8, 2491848), (9, 2214976), (12, 1661232), (16, 1245924), (18, 1107488), (24, 830616), (32, 622962), (36, 553744), (48, 415308), (53, 376128), (64, 311481), (72, 276872), (96, 207654), (106, 188064), (144, 138436), (159, 125376), (192, 103827), (212, 94032), (288, 69218), (318, 62688), (424, 47016), (477, 41792), (576, 34609), (636, 31344), (653, 30528), (848, 23508), (954, 20896), (1272, 15672), (1306, 15264), (1696, 11754), (1908, 10448), (1959, 10176), (2544, 7836), (2612, 7632), (3392, 5877), (3816, 5224), (3918, 5088)]