138706688

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{28517}}^1$

素因数の和:28552

約数の個数: 36

約数和(自身を含む): 291453960

約数和(自身を除く): 152747272

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 28517, 57034, 114068, 228136, 456272, 541823, 912544, 1083646, 1825088, 2167292, 3650176, 4334584, 7300352, 8669168, 17338336, 34676672, 69353344, 138706688]

約数ペア:

[(1, 138706688), (2, 69353344), (4, 34676672), (8, 17338336), (16, 8669168), (19, 7300352), (32, 4334584), (38, 3650176), (64, 2167292), (76, 1825088), (128, 1083646), (152, 912544), (256, 541823), (304, 456272), (608, 228136), (1216, 114068), (2432, 57034), (4864, 28517)]