19039740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1423}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 53587968

約数和(自身を除く): 34548228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 1423, 2230, 2676, 2846, 3345, 4269, 4460, 5692, 6690, 7115, 8538, 13380, 14230, 17076, 21345, 28460, 42690, 85380, 317329, 634658, 951987, 1269316, 1586645, 1903974, 3173290, 3807948, 4759935, 6346580, 9519870, 19039740]

約数ペア:

[(1, 19039740), (2, 9519870), (3, 6346580), (4, 4759935), (5, 3807948), (6, 3173290), (10, 1903974), (12, 1586645), (15, 1269316), (20, 951987), (30, 634658), (60, 317329), (223, 85380), (446, 42690), (669, 28460), (892, 21345), (1115, 17076), (1338, 14230), (1423, 13380), (2230, 8538), (2676, 7115), (2846, 6690), (3345, 5692), (4269, 4460)]