12804464

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 25779600

約数和(自身を除く): 12975136

約数列:

[1, 2, 4, 8, 16, 41, 82, 131, 149, 164, 262, 298, 328, 524, 596, 656, 1048, 1192, 2096, 2384, 5371, 6109, 10742, 12218, 19519, 21484, 24436, 39038, 42968, 48872, 78076, 85936, 97744, 156152, 312304, 800279, 1600558, 3201116, 6402232, 12804464]

約数ペア:

[(1, 12804464), (2, 6402232), (4, 3201116), (8, 1600558), (16, 800279), (41, 312304), (82, 156152), (131, 97744), (149, 85936), (164, 78076), (262, 48872), (298, 42968), (328, 39038), (524, 24436), (596, 21484), (656, 19519), (1048, 12218), (1192, 10742), (2096, 6109), (2384, 5371)]