19347536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 40664064

約数和(自身を除く): 21316528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 191, 208, 382, 487, 764, 974, 1528, 1948, 2483, 3056, 3896, 4966, 6331, 7792, 9932, 12662, 19864, 25324, 39728, 50648, 93017, 101296, 186034, 372068, 744136, 1209221, 1488272, 2418442, 4836884, 9673768, 19347536]

約数ペア:

[(1, 19347536), (2, 9673768), (4, 4836884), (8, 2418442), (13, 1488272), (16, 1209221), (26, 744136), (52, 372068), (104, 186034), (191, 101296), (208, 93017), (382, 50648), (487, 39728), (764, 25324), (974, 19864), (1528, 12662), (1948, 9932), (2483, 7792), (3056, 6331), (3896, 4966)]