18704512

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7691}}^1$

素因数の和:7724

約数の個数: 32

約数和(自身を含む): 39229200

約数和(自身を除く): 20524688

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7691, 15382, 30764, 61528, 123056, 146129, 246112, 292258, 492224, 584516, 984448, 1169032, 2338064, 4676128, 9352256, 18704512]

約数ペア:

[(1, 18704512), (2, 9352256), (4, 4676128), (8, 2338064), (16, 1169032), (19, 984448), (32, 584516), (38, 492224), (64, 292258), (76, 246112), (128, 146129), (152, 123056), (304, 61528), (608, 30764), (1216, 15382), (2432, 7691)]