19548620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 52835328

約数和(自身を除く): 33286708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 467, 598, 644, 805, 910, 934, 1196, 1495, 1610, 1820, 1868, 2093, 2335, 2990, 3220, 3269, 4186, 4670, 5980, 6071, 6538, 8372, 9340, 10465, 10741, 12142, 13076, 16345, 20930, 21482, 24284, 30355, 32690, 41860, 42497, 42964, 53705, 60710, 65380, 75187, 84994, 107410, 121420, 139633, 150374, 169988, 212485, 214820, 279266, 300748, 375935, 424970, 558532, 698165, 751870, 849940, 977431, 1396330, 1503740, 1954862, 2792660, 3909724, 4887155, 9774310, 19548620]

約数ペア:

[(1, 19548620), (2, 9774310), (4, 4887155), (5, 3909724), (7, 2792660), (10, 1954862), (13, 1503740), (14, 1396330), (20, 977431), (23, 849940), (26, 751870), (28, 698165), (35, 558532), (46, 424970), (52, 375935), (65, 300748), (70, 279266), (91, 214820), (92, 212485), (115, 169988), (130, 150374), (140, 139633), (161, 121420), (182, 107410), (230, 84994), (260, 75187), (299, 65380), (322, 60710), (364, 53705), (455, 42964), (460, 42497), (467, 41860), (598, 32690), (644, 30355), (805, 24284), (910, 21482), (934, 20930), (1196, 16345), (1495, 13076), (1610, 12142), (1820, 10741), (1868, 10465), (2093, 9340), (2335, 8372), (2990, 6538), (3220, 6071), (3269, 5980), (4186, 4670)]