18329984

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7537}}^1$

素因数の和:7570

約数の個数: 32

約数和(自身を含む): 38443800

約数和(自身を除く): 20113816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7537, 15074, 30148, 60296, 120592, 143203, 241184, 286406, 482368, 572812, 964736, 1145624, 2291248, 4582496, 9164992, 18329984]

約数ペア:

[(1, 18329984), (2, 9164992), (4, 4582496), (8, 2291248), (16, 1145624), (19, 964736), (32, 572812), (38, 482368), (64, 286406), (76, 241184), (128, 143203), (152, 120592), (304, 60296), (608, 30148), (1216, 15074), (2432, 7537)]