18271974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 44775936

約数和(自身を除く): 26503962

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 157, 163, 238, 314, 326, 357, 471, 489, 714, 942, 978, 1099, 1141, 2198, 2282, 2669, 2771, 3297, 3423, 5338, 5542, 6594, 6846, 8007, 8313, 16014, 16626, 18683, 19397, 25591, 37366, 38794, 51182, 56049, 58191, 76773, 112098, 116382, 153546, 179137, 358274, 435047, 537411, 870094, 1074822, 1305141, 2610282, 3045329, 6090658, 9135987, 18271974]

約数ペア:

[(1, 18271974), (2, 9135987), (3, 6090658), (6, 3045329), (7, 2610282), (14, 1305141), (17, 1074822), (21, 870094), (34, 537411), (42, 435047), (51, 358274), (102, 179137), (119, 153546), (157, 116382), (163, 112098), (238, 76773), (314, 58191), (326, 56049), (357, 51182), (471, 38794), (489, 37366), (714, 25591), (942, 19397), (978, 18683), (1099, 16626), (1141, 16014), (2198, 8313), (2282, 8007), (2669, 6846), (2771, 6594), (3297, 5542), (3423, 5338)]