19308752008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{855581}}^1$

素因数の和:855638

約数の個数: 64

約数和(自身を含む): 45996088320

約数和(自身を除く): 26687336312

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 855581, 1711162, 3422324, 5989067, 6844648, 11122553, 11978134, 22245106, 23956268, 26523011, 44490212, 47912536, 53046022, 77857871, 88980424, 106092044, 155715742, 185661077, 212184088, 311431484, 344799143, 371322154, 622862968, 689598286, 742644308, 1379196572, 1485288616, 2413594001, 2758393144, 4827188002, 9654376004, 19308752008]

約数ペア:

[(1, 19308752008), (2, 9654376004), (4, 4827188002), (7, 2758393144), (8, 2413594001), (13, 1485288616), (14, 1379196572), (26, 742644308), (28, 689598286), (31, 622862968), (52, 371322154), (56, 344799143), (62, 311431484), (91, 212184088), (104, 185661077), (124, 155715742), (182, 106092044), (217, 88980424), (248, 77857871), (364, 53046022), (403, 47912536), (434, 44490212), (728, 26523011), (806, 23956268), (868, 22245106), (1612, 11978134), (1736, 11122553), (2821, 6844648), (3224, 5989067), (5642, 3422324), (11284, 1711162), (22568, 855581)]