18303232

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 39735360

約数和(自身を除く): 21432128

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 71, 76, 106, 128, 142, 152, 212, 256, 284, 304, 424, 568, 608, 848, 1007, 1136, 1216, 1349, 1696, 2014, 2272, 2432, 2698, 3392, 3763, 4028, 4544, 4864, 5396, 6784, 7526, 8056, 9088, 10792, 13568, 15052, 16112, 18176, 21584, 30104, 32224, 43168, 60208, 64448, 71497, 86336, 120416, 128896, 142994, 172672, 240832, 257792, 285988, 345344, 481664, 571976, 963328, 1143952, 2287904, 4575808, 9151616, 18303232]

約数ペア:

[(1, 18303232), (2, 9151616), (4, 4575808), (8, 2287904), (16, 1143952), (19, 963328), (32, 571976), (38, 481664), (53, 345344), (64, 285988), (71, 257792), (76, 240832), (106, 172672), (128, 142994), (142, 128896), (152, 120416), (212, 86336), (256, 71497), (284, 64448), (304, 60208), (424, 43168), (568, 32224), (608, 30104), (848, 21584), (1007, 18176), (1136, 16112), (1216, 15052), (1349, 13568), (1696, 10792), (2014, 9088), (2272, 8056), (2432, 7526), (2698, 6784), (3392, 5396), (3763, 4864), (4028, 4544)]