19138620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 55311984

約数和(自身を除く): 36173364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 233, 370, 444, 466, 555, 699, 740, 932, 1110, 1165, 1369, 1398, 2220, 2330, 2738, 2796, 3495, 4107, 4660, 5476, 6845, 6990, 8214, 8621, 13690, 13980, 16428, 17242, 20535, 25863, 27380, 34484, 41070, 43105, 51726, 82140, 86210, 103452, 129315, 172420, 258630, 318977, 517260, 637954, 956931, 1275908, 1594885, 1913862, 3189770, 3827724, 4784655, 6379540, 9569310, 19138620]

約数ペア:

[(1, 19138620), (2, 9569310), (3, 6379540), (4, 4784655), (5, 3827724), (6, 3189770), (10, 1913862), (12, 1594885), (15, 1275908), (20, 956931), (30, 637954), (37, 517260), (60, 318977), (74, 258630), (111, 172420), (148, 129315), (185, 103452), (222, 86210), (233, 82140), (370, 51726), (444, 43105), (466, 41070), (555, 34484), (699, 27380), (740, 25863), (932, 20535), (1110, 17242), (1165, 16428), (1369, 13980), (1398, 13690), (2220, 8621), (2330, 8214), (2738, 6990), (2796, 6845), (3495, 5476), (4107, 4660)]