20149376

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12109}}^1$

素因数の和:12136

約数の個数: 32

約数和(自身を含む): 43232700

約数和(自身を除く): 23083324

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12109, 24218, 48436, 96872, 157417, 193744, 314834, 387488, 629668, 774976, 1259336, 1549952, 2518672, 5037344, 10074688, 20149376]

約数ペア:

[(1, 20149376), (2, 10074688), (4, 5037344), (8, 2518672), (13, 1549952), (16, 1259336), (26, 774976), (32, 629668), (52, 387488), (64, 314834), (104, 193744), (128, 157417), (208, 96872), (416, 48436), (832, 24218), (1664, 12109)]