19430008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9833}}^1$

素因数の和:9871

約数の個数: 32

約数和(自身を含む): 41302800

約数和(自身を除く): 21872792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9833, 19666, 39332, 78664, 127829, 186827, 255658, 373654, 511316, 747308, 1022632, 1494616, 2428751, 4857502, 9715004, 19430008]

約数ペア:

[(1, 19430008), (2, 9715004), (4, 4857502), (8, 2428751), (13, 1494616), (19, 1022632), (26, 747308), (38, 511316), (52, 373654), (76, 255658), (104, 186827), (152, 127829), (247, 78664), (494, 39332), (988, 19666), (1976, 9833)]