2016181648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{58043}}^1$

素因数の和:58231

約数の個数: 40

約数和(自身を含む): 4232104128

約数和(自身を除く): 2215922480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 1336, 2171, 2672, 4342, 8684, 17368, 34736, 58043, 116086, 232172, 464344, 754559, 928688, 1509118, 3018236, 6036472, 9693181, 12072944, 19386362, 38772724, 77545448, 126011353, 155090896, 252022706, 504045412, 1008090824, 2016181648]

約数ペア:

[(1, 2016181648), (2, 1008090824), (4, 504045412), (8, 252022706), (13, 155090896), (16, 126011353), (26, 77545448), (52, 38772724), (104, 19386362), (167, 12072944), (208, 9693181), (334, 6036472), (668, 3018236), (1336, 1509118), (2171, 928688), (2672, 754559), (4342, 464344), (8684, 232172), (17368, 116086), (34736, 58043)]