18983408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38273}}^1$

素因数の和:38312

約数の個数: 20

約数和(自身を含む): 37967808

約数和(自身を除く): 18984400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38273, 76546, 153092, 306184, 612368, 1186463, 2372926, 4745852, 9491704, 18983408]

約数ペア:

[(1, 18983408), (2, 9491704), (4, 4745852), (8, 2372926), (16, 1186463), (31, 612368), (62, 306184), (124, 153092), (248, 76546), (496, 38273)]