31640972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 63292320

約数和(自身を除く): 31651348

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 137, 181, 274, 319, 362, 548, 638, 724, 1276, 1507, 1991, 3014, 3973, 3982, 5249, 6028, 7946, 7964, 10498, 15892, 20996, 24797, 43703, 49594, 57739, 87406, 99188, 115478, 174812, 230956, 272767, 545534, 719113, 1091068, 1438226, 2876452, 7910243, 15820486, 31640972]

約数ペア:

[(1, 31640972), (2, 15820486), (4, 7910243), (11, 2876452), (22, 1438226), (29, 1091068), (44, 719113), (58, 545534), (116, 272767), (137, 230956), (181, 174812), (274, 115478), (319, 99188), (362, 87406), (548, 57739), (638, 49594), (724, 43703), (1276, 24797), (1507, 20996), (1991, 15892), (3014, 10498), (3973, 7964), (3982, 7946), (5249, 6028)]