19223988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1747}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 51684864

約数和(自身を除く): 32460876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1747, 1834, 2751, 3494, 3668, 5241, 5502, 6988, 10482, 11004, 12229, 20964, 24458, 36687, 48916, 73374, 146748, 228857, 457714, 686571, 915428, 1373142, 1601999, 2746284, 3203998, 4805997, 6407996, 9611994, 19223988]

約数ペア:

[(1, 19223988), (2, 9611994), (3, 6407996), (4, 4805997), (6, 3203998), (7, 2746284), (12, 1601999), (14, 1373142), (21, 915428), (28, 686571), (42, 457714), (84, 228857), (131, 146748), (262, 73374), (393, 48916), (524, 36687), (786, 24458), (917, 20964), (1572, 12229), (1747, 11004), (1834, 10482), (2751, 6988), (3494, 5502), (3668, 5241)]