2491301384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{19979}}^1$

素因数の和:20118

約数の個数: 64

約数和(自身を含む): 5538456000

約数和(自身を除く): 3047154616

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 109, 143, 218, 286, 436, 572, 872, 1144, 1199, 1417, 2398, 2834, 4796, 5668, 9592, 11336, 15587, 19979, 31174, 39958, 62348, 79916, 124696, 159832, 219769, 259727, 439538, 519454, 879076, 1038908, 1758152, 2077816, 2177711, 2856997, 4355422, 5713994, 8710844, 11427988, 17421688, 22855976, 23954821, 28310243, 47909642, 56620486, 95819284, 113240972, 191638568, 226481944, 311412673, 622825346, 1245650692, 2491301384]

約数ペア:

[(1, 2491301384), (2, 1245650692), (4, 622825346), (8, 311412673), (11, 226481944), (13, 191638568), (22, 113240972), (26, 95819284), (44, 56620486), (52, 47909642), (88, 28310243), (104, 23954821), (109, 22855976), (143, 17421688), (218, 11427988), (286, 8710844), (436, 5713994), (572, 4355422), (872, 2856997), (1144, 2177711), (1199, 2077816), (1417, 1758152), (2398, 1038908), (2834, 879076), (4796, 519454), (5668, 439538), (9592, 259727), (11336, 219769), (15587, 159832), (19979, 124696), (31174, 79916), (39958, 62348)]