38796368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{487}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 81328128

約数和(自身を除く): 42531760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 487, 766, 974, 1532, 1948, 3064, 3896, 4979, 6128, 6331, 7792, 9958, 12662, 19916, 25324, 39832, 50648, 79664, 101296, 186521, 373042, 746084, 1492168, 2424773, 2984336, 4849546, 9699092, 19398184, 38796368]

約数ペア:

[(1, 38796368), (2, 19398184), (4, 9699092), (8, 4849546), (13, 2984336), (16, 2424773), (26, 1492168), (52, 746084), (104, 373042), (208, 186521), (383, 101296), (487, 79664), (766, 50648), (974, 39832), (1532, 25324), (1948, 19916), (3064, 12662), (3896, 9958), (4979, 7792), (6128, 6331)]