18434388

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 50676192

約数和(自身を除く): 32241804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 107, 147, 196, 214, 293, 294, 321, 428, 586, 588, 642, 749, 879, 1172, 1284, 1498, 1758, 2051, 2247, 2996, 3516, 4102, 4494, 5243, 6153, 8204, 8988, 10486, 12306, 14357, 15729, 20972, 24612, 28714, 31351, 31458, 43071, 57428, 62702, 62916, 86142, 94053, 125404, 172284, 188106, 219457, 376212, 438914, 658371, 877828, 1316742, 1536199, 2633484, 3072398, 4608597, 6144796, 9217194, 18434388]

約数ペア:

[(1, 18434388), (2, 9217194), (3, 6144796), (4, 4608597), (6, 3072398), (7, 2633484), (12, 1536199), (14, 1316742), (21, 877828), (28, 658371), (42, 438914), (49, 376212), (84, 219457), (98, 188106), (107, 172284), (147, 125404), (196, 94053), (214, 86142), (293, 62916), (294, 62702), (321, 57428), (428, 43071), (586, 31458), (588, 31351), (642, 28714), (749, 24612), (879, 20972), (1172, 15729), (1284, 14357), (1498, 12306), (1758, 10486), (2051, 8988), (2247, 8204), (2996, 6153), (3516, 5243), (4102, 4494)]