2013487216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{144481}}^1$

素因数の和:144569

約数の個数: 40

約数和(自身を含む): 4263952784

約数和(自身を除く): 2250465568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 144481, 288962, 577924, 1155848, 1878253, 2311696, 3756506, 7513012, 9680227, 15026024, 19360454, 30052048, 38720908, 77441816, 125842951, 154883632, 251685902, 503371804, 1006743608, 2013487216]

約数ペア:

[(1, 2013487216), (2, 1006743608), (4, 503371804), (8, 251685902), (13, 154883632), (16, 125842951), (26, 77441816), (52, 38720908), (67, 30052048), (104, 19360454), (134, 15026024), (208, 9680227), (268, 7513012), (536, 3756506), (871, 2311696), (1072, 1878253), (1742, 1155848), (3484, 577924), (6968, 288962), (13936, 144481)]