19508970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50023}}^1$

素因数の和:50046

約数の個数: 32

約数和(自身を含む): 50424192

約数和(自身を除く): 30915222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50023, 100046, 150069, 250115, 300138, 500230, 650299, 750345, 1300598, 1500690, 1950897, 3251495, 3901794, 6502990, 9754485, 19508970]

約数ペア:

[(1, 19508970), (2, 9754485), (3, 6502990), (5, 3901794), (6, 3251495), (10, 1950897), (13, 1500690), (15, 1300598), (26, 750345), (30, 650299), (39, 500230), (65, 300138), (78, 250115), (130, 150069), (195, 100046), (390, 50023)]