20155919064

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{149729}}^1$

素因数の和:149888

約数の個数: 64

約数和(自身を含む): 51746688000

約数和(自身を除く): 31590768936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 79, 142, 158, 213, 237, 284, 316, 426, 474, 568, 632, 852, 948, 1704, 1896, 5609, 11218, 16827, 22436, 33654, 44872, 67308, 134616, 149729, 299458, 449187, 598916, 898374, 1197832, 1796748, 3593496, 10630759, 11828591, 21261518, 23657182, 31892277, 35485773, 42523036, 47314364, 63784554, 70971546, 85046072, 94628728, 127569108, 141943092, 255138216, 283886184, 839829961, 1679659922, 2519489883, 3359319844, 5038979766, 6718639688, 10077959532, 20155919064]

約数ペア:

[(1, 20155919064), (2, 10077959532), (3, 6718639688), (4, 5038979766), (6, 3359319844), (8, 2519489883), (12, 1679659922), (24, 839829961), (71, 283886184), (79, 255138216), (142, 141943092), (158, 127569108), (213, 94628728), (237, 85046072), (284, 70971546), (316, 63784554), (426, 47314364), (474, 42523036), (568, 35485773), (632, 31892277), (852, 23657182), (948, 21261518), (1704, 11828591), (1896, 10630759), (5609, 3593496), (11218, 1796748), (16827, 1197832), (22436, 898374), (33654, 598916), (44872, 449187), (67308, 299458), (134616, 149729)]