19863746

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 36129792

約数和(自身を除く): 16266046

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 1147, 1237, 2294, 2474, 8029, 8659, 16058, 17318, 38347, 45769, 76694, 91538, 268429, 320383, 536858, 640766, 1418839, 2837678, 9931873, 19863746]

約数ペア:

[(1, 19863746), (2, 9931873), (7, 2837678), (14, 1418839), (31, 640766), (37, 536858), (62, 320383), (74, 268429), (217, 91538), (259, 76694), (434, 45769), (518, 38347), (1147, 17318), (1237, 16058), (2294, 8659), (2474, 8029)]