19425390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 50621760

約数和(自身を除く): 31196370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 170, 205, 246, 255, 410, 510, 615, 697, 929, 1230, 1394, 1858, 2091, 2787, 3485, 4182, 4645, 5574, 6970, 9290, 10455, 13935, 15793, 20910, 27870, 31586, 38089, 47379, 76178, 78965, 94758, 114267, 157930, 190445, 228534, 236895, 380890, 473790, 571335, 647513, 1142670, 1295026, 1942539, 3237565, 3885078, 6475130, 9712695, 19425390]

約数ペア:

[(1, 19425390), (2, 9712695), (3, 6475130), (5, 3885078), (6, 3237565), (10, 1942539), (15, 1295026), (17, 1142670), (30, 647513), (34, 571335), (41, 473790), (51, 380890), (82, 236895), (85, 228534), (102, 190445), (123, 157930), (170, 114267), (205, 94758), (246, 78965), (255, 76178), (410, 47379), (510, 38089), (615, 31586), (697, 27870), (929, 20910), (1230, 15793), (1394, 13935), (1858, 10455), (2091, 9290), (2787, 6970), (3485, 5574), (4182, 4645)]