18736680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{156139}}^1$

素因数の和:156153

約数の個数: 32

約数和(自身を含む): 56210400

約数和(自身を除く): 37473720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 156139, 312278, 468417, 624556, 780695, 936834, 1249112, 1561390, 1873668, 2342085, 3122780, 3747336, 4684170, 6245560, 9368340, 18736680]

約数ペア:

[(1, 18736680), (2, 9368340), (3, 6245560), (4, 4684170), (5, 3747336), (6, 3122780), (8, 2342085), (10, 1873668), (12, 1561390), (15, 1249112), (20, 936834), (24, 780695), (30, 624556), (40, 468417), (60, 312278), (120, 156139)]