19962636

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 48642048

約数和(自身を除く): 28679412

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 103, 124, 186, 206, 309, 372, 412, 521, 618, 1042, 1236, 1563, 2084, 3126, 3193, 6252, 6386, 9579, 12772, 16151, 19158, 32302, 38316, 48453, 53663, 64604, 96906, 107326, 160989, 193812, 214652, 321978, 643956, 1663553, 3327106, 4990659, 6654212, 9981318, 19962636]

約数ペア:

[(1, 19962636), (2, 9981318), (3, 6654212), (4, 4990659), (6, 3327106), (12, 1663553), (31, 643956), (62, 321978), (93, 214652), (103, 193812), (124, 160989), (186, 107326), (206, 96906), (309, 64604), (372, 53663), (412, 48453), (521, 38316), (618, 32302), (1042, 19158), (1236, 16151), (1563, 12772), (2084, 9579), (3126, 6386), (3193, 6252)]