51978444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19961}}^1$

素因数の和:20006

約数の個数: 48

約数和(自身を含む): 143087616

約数和(自身を除く): 91109172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 19961, 39922, 59883, 79844, 119766, 139727, 239532, 279454, 419181, 558908, 618791, 838362, 1237582, 1676724, 1856373, 2475164, 3712746, 4331537, 7425492, 8663074, 12994611, 17326148, 25989222, 51978444]

約数ペア:

[(1, 51978444), (2, 25989222), (3, 17326148), (4, 12994611), (6, 8663074), (7, 7425492), (12, 4331537), (14, 3712746), (21, 2475164), (28, 1856373), (31, 1676724), (42, 1237582), (62, 838362), (84, 618791), (93, 558908), (124, 419181), (186, 279454), (217, 239532), (372, 139727), (434, 119766), (651, 79844), (868, 59883), (1302, 39922), (2604, 19961)]