18883909552

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 37474164000

約数和(自身を除く): 18590254448

約数列:

[1, 2, 4, 8, 16, 107, 149, 181, 214, 298, 362, 409, 428, 596, 724, 818, 856, 1192, 1448, 1636, 1712, 2384, 2896, 3272, 6544, 15943, 19367, 26969, 31886, 38734, 43763, 53938, 60941, 63772, 74029, 77468, 87526, 107876, 121882, 127544, 148058, 154936, 175052, 215752, 243764, 255088, 296116, 309872, 350104, 431504, 487528, 592232, 700208, 975056, 1184464, 2885683, 5771366, 6520687, 7921103, 11030321, 11542732, 13041374, 15842206, 22060642, 23085464, 26082748, 31684412, 44121284, 46170928, 52165496, 63368824, 88242568, 104330992, 126737648, 176485136, 1180244347, 2360488694, 4720977388, 9441954776, 18883909552]

約数ペア:

[(1, 18883909552), (2, 9441954776), (4, 4720977388), (8, 2360488694), (16, 1180244347), (107, 176485136), (149, 126737648), (181, 104330992), (214, 88242568), (298, 63368824), (362, 52165496), (409, 46170928), (428, 44121284), (596, 31684412), (724, 26082748), (818, 23085464), (856, 22060642), (1192, 15842206), (1448, 13041374), (1636, 11542732), (1712, 11030321), (2384, 7921103), (2896, 6520687), (3272, 5771366), (6544, 2885683), (15943, 1184464), (19367, 975056), (26969, 700208), (31886, 592232), (38734, 487528), (43763, 431504), (53938, 350104), (60941, 309872), (63772, 296116), (74029, 255088), (77468, 243764), (87526, 215752), (107876, 175052), (121882, 154936), (127544, 148058)]