18952938

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 42996096

約数和(自身を除く): 24043158

約数列:

[1, 2, 3, 6, 9, 18, 43, 47, 86, 94, 129, 141, 258, 282, 387, 423, 521, 774, 846, 1042, 1563, 2021, 3126, 4042, 4689, 6063, 9378, 12126, 18189, 22403, 24487, 36378, 44806, 48974, 67209, 73461, 134418, 146922, 201627, 220383, 403254, 440766, 1052941, 2105882, 3158823, 6317646, 9476469, 18952938]

約数ペア:

[(1, 18952938), (2, 9476469), (3, 6317646), (6, 3158823), (9, 2105882), (18, 1052941), (43, 440766), (47, 403254), (86, 220383), (94, 201627), (129, 146922), (141, 134418), (258, 73461), (282, 67209), (387, 48974), (423, 44806), (521, 36378), (774, 24487), (846, 22403), (1042, 18189), (1563, 12126), (2021, 9378), (3126, 6063), (4042, 4689)]