18396990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 49907520

約数和(自身を除く): 31510530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1117, 1647, 1830, 2234, 2745, 3294, 3351, 5490, 5585, 6702, 8235, 10053, 11170, 16470, 16755, 20106, 30159, 33510, 50265, 60318, 68137, 100530, 136274, 150795, 204411, 301590, 340685, 408822, 613233, 681370, 1022055, 1226466, 1839699, 2044110, 3066165, 3679398, 6132330, 9198495, 18396990]

約数ペア:

[(1, 18396990), (2, 9198495), (3, 6132330), (5, 3679398), (6, 3066165), (9, 2044110), (10, 1839699), (15, 1226466), (18, 1022055), (27, 681370), (30, 613233), (45, 408822), (54, 340685), (61, 301590), (90, 204411), (122, 150795), (135, 136274), (183, 100530), (270, 68137), (305, 60318), (366, 50265), (549, 33510), (610, 30159), (915, 20106), (1098, 16755), (1117, 16470), (1647, 11170), (1830, 10053), (2234, 8235), (2745, 6702), (3294, 5585), (3351, 5490)]