12218178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 29998080

約数和(自身を除く): 17779902

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 61, 114, 122, 133, 183, 251, 266, 366, 399, 427, 502, 753, 798, 854, 1159, 1281, 1506, 1757, 2318, 2562, 3477, 3514, 4769, 5271, 6954, 8113, 9538, 10542, 14307, 15311, 16226, 24339, 28614, 30622, 33383, 45933, 48678, 66766, 91866, 100149, 107177, 200298, 214354, 290909, 321531, 581818, 643062, 872727, 1745454, 2036363, 4072726, 6109089, 12218178]

約数ペア:

[(1, 12218178), (2, 6109089), (3, 4072726), (6, 2036363), (7, 1745454), (14, 872727), (19, 643062), (21, 581818), (38, 321531), (42, 290909), (57, 214354), (61, 200298), (114, 107177), (122, 100149), (133, 91866), (183, 66766), (251, 48678), (266, 45933), (366, 33383), (399, 30622), (427, 28614), (502, 24339), (753, 16226), (798, 15311), (854, 14307), (1159, 10542), (1281, 9538), (1506, 8113), (1757, 6954), (2318, 5271), (2562, 4769), (3477, 3514)]