19110260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2424

約数の個数: 48

約数和(自身を含む): 44631552

約数和(自身を除く): 25521292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2371, 4030, 4742, 8060, 9484, 11855, 23710, 30823, 47420, 61646, 73501, 123292, 147002, 154115, 294004, 308230, 367505, 616460, 735010, 955513, 1470020, 1911026, 3822052, 4777565, 9555130, 19110260]

約数ペア:

[(1, 19110260), (2, 9555130), (4, 4777565), (5, 3822052), (10, 1911026), (13, 1470020), (20, 955513), (26, 735010), (31, 616460), (52, 367505), (62, 308230), (65, 294004), (124, 154115), (130, 147002), (155, 123292), (260, 73501), (310, 61646), (403, 47420), (620, 30823), (806, 23710), (1612, 11855), (2015, 9484), (2371, 8060), (4030, 4742)]