18528420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16253}}^1$

素因数の和:16284

約数の個数: 48

約数和(自身を含む): 54613440

約数和(自身を除く): 36085020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16253, 32506, 48759, 65012, 81265, 97518, 162530, 195036, 243795, 308807, 325060, 487590, 617614, 926421, 975180, 1235228, 1544035, 1852842, 3088070, 3705684, 4632105, 6176140, 9264210, 18528420]

約数ペア:

[(1, 18528420), (2, 9264210), (3, 6176140), (4, 4632105), (5, 3705684), (6, 3088070), (10, 1852842), (12, 1544035), (15, 1235228), (19, 975180), (20, 926421), (30, 617614), (38, 487590), (57, 325060), (60, 308807), (76, 243795), (95, 195036), (114, 162530), (190, 97518), (228, 81265), (285, 65012), (380, 48759), (570, 32506), (1140, 16253)]