19423888

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 60

約数和(自身を含む): 42219520

約数和(自身を除く): 22795632

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 121, 127, 158, 176, 242, 254, 316, 484, 508, 632, 869, 968, 1016, 1264, 1397, 1738, 1936, 2032, 2794, 3476, 5588, 6952, 9559, 10033, 11176, 13904, 15367, 19118, 20066, 22352, 30734, 38236, 40132, 61468, 76472, 80264, 110363, 122936, 152944, 160528, 220726, 245872, 441452, 882904, 1213993, 1765808, 2427986, 4855972, 9711944, 19423888]

約数ペア:

[(1, 19423888), (2, 9711944), (4, 4855972), (8, 2427986), (11, 1765808), (16, 1213993), (22, 882904), (44, 441452), (79, 245872), (88, 220726), (121, 160528), (127, 152944), (158, 122936), (176, 110363), (242, 80264), (254, 76472), (316, 61468), (484, 40132), (508, 38236), (632, 30734), (869, 22352), (968, 20066), (1016, 19118), (1264, 15367), (1397, 13904), (1738, 11176), (1936, 10033), (2032, 9559), (2794, 6952), (3476, 5588)]