16558640982

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1645661}}^1$

素因数の和:1645725

約数の個数: 48

約数和(自身を含む): 39535383888

約数和(自身を除く): 22976742906

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 1645661, 3291322, 4936983, 9873966, 14810949, 21393593, 29621898, 42787186, 64180779, 70763423, 128361558, 141526846, 192542337, 212290269, 385084674, 424580538, 636870807, 919924499, 1273741614, 1839848998, 2759773497, 5519546994, 8279320491, 16558640982]

約数ペア:

[(1, 16558640982), (2, 8279320491), (3, 5519546994), (6, 2759773497), (9, 1839848998), (13, 1273741614), (18, 919924499), (26, 636870807), (39, 424580538), (43, 385084674), (78, 212290269), (86, 192542337), (117, 141526846), (129, 128361558), (234, 70763423), (258, 64180779), (387, 42787186), (559, 29621898), (774, 21393593), (1118, 14810949), (1677, 9873966), (3354, 4936983), (5031, 3291322), (10062, 1645661)]