20414778

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1367}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 22923462

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 1367, 2489, 2734, 4101, 4978, 7467, 8202, 14934, 25973, 51946, 77919, 155838, 179077, 358154, 537231, 1074462, 3402463, 6804926, 10207389, 20414778]

約数ペア:

[(1, 20414778), (2, 10207389), (3, 6804926), (6, 3402463), (19, 1074462), (38, 537231), (57, 358154), (114, 179077), (131, 155838), (262, 77919), (393, 51946), (786, 25973), (1367, 14934), (2489, 8202), (2734, 7467), (4101, 4978)]