18505088

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1127

約数の個数: 64

約数和(自身を含む): 44390400

約数和(自身を除く): 25885312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1087, 1216, 2128, 2174, 2432, 4256, 4348, 7609, 8512, 8696, 15218, 17024, 17392, 20653, 30436, 34784, 41306, 60872, 69568, 82612, 121744, 139136, 144571, 165224, 243488, 289142, 330448, 486976, 578284, 660896, 973952, 1156568, 1321792, 2313136, 2643584, 4626272, 9252544, 18505088]

約数ペア:

[(1, 18505088), (2, 9252544), (4, 4626272), (7, 2643584), (8, 2313136), (14, 1321792), (16, 1156568), (19, 973952), (28, 660896), (32, 578284), (38, 486976), (56, 330448), (64, 289142), (76, 243488), (112, 165224), (128, 144571), (133, 139136), (152, 121744), (224, 82612), (266, 69568), (304, 60872), (448, 41306), (532, 34784), (608, 30436), (896, 20653), (1064, 17392), (1087, 17024), (1216, 15218), (2128, 8696), (2174, 8512), (2432, 7609), (4256, 4348)]