778889344

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{320267}}^1$

素因数の和:320300

約数の個数: 32

約数和(自身を含む): 1633366800

約数和(自身を除く): 854477456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 320267, 640534, 1281068, 2562136, 5124272, 6085073, 10248544, 12170146, 20497088, 24340292, 40994176, 48680584, 97361168, 194722336, 389444672, 778889344]

約数ペア:

[(1, 778889344), (2, 389444672), (4, 194722336), (8, 97361168), (16, 48680584), (19, 40994176), (32, 24340292), (38, 20497088), (64, 12170146), (76, 10248544), (128, 6085073), (152, 5124272), (304, 2562136), (608, 1281068), (1216, 640534), (2432, 320267)]