16613420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 37322208

約数和(自身を除く): 20708788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 373, 524, 655, 746, 1310, 1492, 1865, 2227, 2620, 3730, 4454, 6341, 7460, 8908, 11135, 12682, 22270, 25364, 31705, 44540, 48863, 63410, 97726, 126820, 195452, 244315, 488630, 830671, 977260, 1661342, 3322684, 4153355, 8306710, 16613420]

約数ペア:

[(1, 16613420), (2, 8306710), (4, 4153355), (5, 3322684), (10, 1661342), (17, 977260), (20, 830671), (34, 488630), (68, 244315), (85, 195452), (131, 126820), (170, 97726), (262, 63410), (340, 48863), (373, 44540), (524, 31705), (655, 25364), (746, 22270), (1310, 12682), (1492, 11135), (1865, 8908), (2227, 7460), (2620, 6341), (3730, 4454)]