19264755692

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{55073}}^1$

素因数の和:55159

約数の個数: 72

約数和(自身を含む): 42875769888

約数和(自身を除く): 23611014196

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 961, 1612, 1922, 2821, 3844, 5642, 6727, 11284, 12493, 13454, 24986, 26908, 49972, 55073, 87451, 110146, 174902, 220292, 349804, 385511, 715949, 771022, 1431898, 1542044, 1707263, 2863796, 3414526, 5011643, 6829052, 10023286, 11950841, 20046572, 22194419, 23901682, 44388838, 47803364, 52925153, 88777676, 105850306, 155360933, 211700612, 310721866, 370476071, 621443732, 688026989, 740952142, 1376053978, 1481904284, 2752107956, 4816188923, 9632377846, 19264755692]

約数ペア:

[(1, 19264755692), (2, 9632377846), (4, 4816188923), (7, 2752107956), (13, 1481904284), (14, 1376053978), (26, 740952142), (28, 688026989), (31, 621443732), (52, 370476071), (62, 310721866), (91, 211700612), (124, 155360933), (182, 105850306), (217, 88777676), (364, 52925153), (403, 47803364), (434, 44388838), (806, 23901682), (868, 22194419), (961, 20046572), (1612, 11950841), (1922, 10023286), (2821, 6829052), (3844, 5011643), (5642, 3414526), (6727, 2863796), (11284, 1707263), (12493, 1542044), (13454, 1431898), (24986, 771022), (26908, 715949), (49972, 385511), (55073, 349804), (87451, 220292), (110146, 174902)]