19116916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 42618240

約数和(自身を除く): 23501324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 1811, 2639, 3622, 5278, 7244, 10556, 12677, 23543, 25354, 47086, 50708, 52519, 94172, 105038, 164801, 210076, 329602, 367633, 659204, 682747, 735266, 1365494, 1470532, 2730988, 4779229, 9558458, 19116916]

約数ペア:

[(1, 19116916), (2, 9558458), (4, 4779229), (7, 2730988), (13, 1470532), (14, 1365494), (26, 735266), (28, 682747), (29, 659204), (52, 367633), (58, 329602), (91, 210076), (116, 164801), (182, 105038), (203, 94172), (364, 52519), (377, 50708), (406, 47086), (754, 25354), (812, 23543), (1508, 12677), (1811, 10556), (2639, 7244), (3622, 5278)]