2639416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 5468400

約数和(自身を除く): 2828984

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 619, 1066, 1238, 2132, 2476, 4264, 4952, 8047, 16094, 25379, 32188, 50758, 64376, 101516, 203032, 329927, 659854, 1319708, 2639416]

約数ペア:

[(1, 2639416), (2, 1319708), (4, 659854), (8, 329927), (13, 203032), (26, 101516), (41, 64376), (52, 50758), (82, 32188), (104, 25379), (164, 16094), (328, 8047), (533, 4952), (619, 4264), (1066, 2476), (1238, 2132)]