20195514352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1\times {\mathrm{3517}}^1$

素因数の和:5010

約数の個数: 80

約数和(自身を含む): 44399692960

約数和(自身を除く): 24204178608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1453, 1976, 2906, 3517, 3952, 5812, 7034, 11624, 14068, 18889, 23248, 27607, 28136, 37778, 45721, 55214, 56272, 66823, 75556, 91442, 110428, 133646, 151112, 182884, 220856, 267292, 302224, 358891, 365768, 441712, 534584, 717782, 731536, 868699, 1069168, 1435564, 1737398, 2871128, 3474796, 5110201, 5742256, 6949592, 10220402, 13899184, 20440804, 40881608, 66432613, 81763216, 97093819, 132865226, 194187638, 265730452, 388375276, 531460904, 776750552, 1062921808, 1262219647, 1553501104, 2524439294, 5048878588, 10097757176, 20195514352]

約数ペア:

[(1, 20195514352), (2, 10097757176), (4, 5048878588), (8, 2524439294), (13, 1553501104), (16, 1262219647), (19, 1062921808), (26, 776750552), (38, 531460904), (52, 388375276), (76, 265730452), (104, 194187638), (152, 132865226), (208, 97093819), (247, 81763216), (304, 66432613), (494, 40881608), (988, 20440804), (1453, 13899184), (1976, 10220402), (2906, 6949592), (3517, 5742256), (3952, 5110201), (5812, 3474796), (7034, 2871128), (11624, 1737398), (14068, 1435564), (18889, 1069168), (23248, 868699), (27607, 731536), (28136, 717782), (37778, 534584), (45721, 441712), (55214, 365768), (56272, 358891), (66823, 302224), (75556, 267292), (91442, 220856), (110428, 182884), (133646, 151112)]