19847952

素因数分解:

$2^4\times 3^2\times {\mathrm{337}}^1\times {\mathrm{409}}^1$

素因数の和:760

約数の個数: 60

約数和(自身を含む): 55847740

約数和(自身を除く): 35999788

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 337, 409, 674, 818, 1011, 1227, 1348, 1636, 2022, 2454, 2696, 3033, 3272, 3681, 4044, 4908, 5392, 6066, 6544, 7362, 8088, 9816, 12132, 14724, 16176, 19632, 24264, 29448, 48528, 58896, 137833, 275666, 413499, 551332, 826998, 1102664, 1240497, 1653996, 2205328, 2480994, 3307992, 4961988, 6615984, 9923976, 19847952]

約数ペア:

[(1, 19847952), (2, 9923976), (3, 6615984), (4, 4961988), (6, 3307992), (8, 2480994), (9, 2205328), (12, 1653996), (16, 1240497), (18, 1102664), (24, 826998), (36, 551332), (48, 413499), (72, 275666), (144, 137833), (337, 58896), (409, 48528), (674, 29448), (818, 24264), (1011, 19632), (1227, 16176), (1348, 14724), (1636, 12132), (2022, 9816), (2454, 8088), (2696, 7362), (3033, 6544), (3272, 6066), (3681, 5392), (4044, 4908)]