19102304

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 41404608

約数和(自身を除く): 22302304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 977, 1222, 1504, 1954, 2444, 3908, 4888, 7816, 9776, 12701, 15632, 19552, 25402, 31264, 45919, 50804, 91838, 101608, 183676, 203216, 367352, 406432, 596947, 734704, 1193894, 1469408, 2387788, 4775576, 9551152, 19102304]

約数ペア:

[(1, 19102304), (2, 9551152), (4, 4775576), (8, 2387788), (13, 1469408), (16, 1193894), (26, 734704), (32, 596947), (47, 406432), (52, 367352), (94, 203216), (104, 183676), (188, 101608), (208, 91838), (376, 50804), (416, 45919), (611, 31264), (752, 25402), (977, 19552), (1222, 15632), (1504, 12701), (1954, 9776), (2444, 7816), (3908, 4888)]