620173528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313853}}^1$

素因数の和:313891

約数の個数: 32

約数和(自身を含む): 1318186800

約数和(自身を除く): 698013272

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 313853, 627706, 1255412, 2510824, 4080089, 5963207, 8160178, 11926414, 16320356, 23852828, 32640712, 47705656, 77521691, 155043382, 310086764, 620173528]

約数ペア:

[(1, 620173528), (2, 310086764), (4, 155043382), (8, 77521691), (13, 47705656), (19, 32640712), (26, 23852828), (38, 16320356), (52, 11926414), (76, 8160178), (104, 5963207), (152, 4080089), (247, 2510824), (494, 1255412), (988, 627706), (1976, 313853)]