20932704

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5591}}^1$

素因数の和:5620

約数の個数: 72

約数和(自身を含む): 64117872

約数和(自身を除く): 43185168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5591, 11182, 16773, 22364, 33546, 44728, 50319, 67092, 72683, 89456, 100638, 134184, 145366, 178912, 201276, 218049, 268368, 290732, 402552, 436098, 536736, 581464, 654147, 805104, 872196, 1162928, 1308294, 1610208, 1744392, 2325856, 2616588, 3488784, 5233176, 6977568, 10466352, 20932704]

約数ペア:

[(1, 20932704), (2, 10466352), (3, 6977568), (4, 5233176), (6, 3488784), (8, 2616588), (9, 2325856), (12, 1744392), (13, 1610208), (16, 1308294), (18, 1162928), (24, 872196), (26, 805104), (32, 654147), (36, 581464), (39, 536736), (48, 436098), (52, 402552), (72, 290732), (78, 268368), (96, 218049), (104, 201276), (117, 178912), (144, 145366), (156, 134184), (208, 100638), (234, 89456), (288, 72683), (312, 67092), (416, 50319), (468, 44728), (624, 33546), (936, 22364), (1248, 16773), (1872, 11182), (3744, 5591)]