17720248

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 41469120

約数和(自身を除く): 23748872

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 101, 104, 182, 202, 241, 364, 404, 482, 707, 728, 808, 964, 1313, 1414, 1687, 1928, 2626, 2828, 3133, 3374, 5252, 5656, 6266, 6748, 9191, 10504, 12532, 13496, 18382, 21931, 24341, 25064, 36764, 43862, 48682, 73528, 87724, 97364, 170387, 175448, 194728, 316433, 340774, 632866, 681548, 1265732, 1363096, 2215031, 2531464, 4430062, 8860124, 17720248]

約数ペア:

[(1, 17720248), (2, 8860124), (4, 4430062), (7, 2531464), (8, 2215031), (13, 1363096), (14, 1265732), (26, 681548), (28, 632866), (52, 340774), (56, 316433), (91, 194728), (101, 175448), (104, 170387), (182, 97364), (202, 87724), (241, 73528), (364, 48682), (404, 43862), (482, 36764), (707, 25064), (728, 24341), (808, 21931), (964, 18382), (1313, 13496), (1414, 12532), (1687, 10504), (1928, 9191), (2626, 6748), (2828, 6266), (3133, 5656), (3374, 5252)]